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<title>The Big Bang Theory guest stars News</title>
<description>Get the latest news tagged guest stars from the Big Bang Theory site.</description>
<link>https://the-big-bang-theory.com</link>
<language>en-gb</language>
<pubDate>Wed, 10 Jun 2026 01:36:19 -0400</pubDate>
<category>Entertainment</category>
<category>TV</category>
<copyright>All rights reserved.</copyright>
<ttl>10</ttl><item>
<title>1222 'The Maternal Conclusion' Press Release</title>
<description>
&lt;p&gt;CBS has released the synopsis for the May 9 episode of &lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt;'s final season, &quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1222/The-Maternal-Conclusion/&quot;&gt;&lt;em&gt;The Maternal Conclusion&lt;/em&gt;&lt;/a&gt;&quot;.&lt;/p&gt;
&lt;p&gt;Christine Baranski returns as Leonard's mother, Dr. Beverly Hofstadter, in the episode.&lt;/p&gt;
&lt;p&gt;&lt;em&gt;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1222/The-Maternal-Conclusion/&quot;&gt;&lt;em&gt;The Maternal Conclusion&lt;/em&gt;&lt;/a&gt; - Leonard is pleasantly surprised when Beverly (Christine Baranski) comes to visit and she's genuinely kind to him, until he finds out the real reason she's there. Also, Denise and Stuart overstay their welcome at the Wolowitz house, on THE BIG BANG THEORY, Thursday, May 9 (8:00-8:31 PM, ET/PT) on the CBS Television Network.&lt;/em&gt;&lt;/p&gt;
&lt;p&gt;The hour-long series finale of &lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt; will air the following week.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2609/1222-The-Maternal-Conclusion-Press-Release/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2609/1222-The-Maternal-Conclusion-Press-Release/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Fri, 19 Apr 2019 08:26:42 -0400</pubDate></item><item>
<title>1221 'The Plagiarism Schism' Press Release</title>
<description>
&lt;p&gt;CBS has released the synopsis for the May 2 episode of The &lt;em&gt;Big Bang Theory&lt;/em&gt;'s final season, &quot;&lt;a href='/episodeguide/episode/1221/The-Plagiarism-Schism/'&gt;&lt;em&gt;The Plagiarism Schism&lt;/em&gt;&lt;/a&gt;&quot;.&lt;/p&gt;
&lt;p&gt;Kal Penn (&lt;em&gt;House&lt;/em&gt;) and Sean Astin&amp;nbsp;(&lt;em&gt;The Lord of the Rings&lt;/em&gt;)&amp;nbsp;reprise their roles as Drs. Campbell and Pemberton&amp;nbsp;in the episode. John Ross Bowie and Joshua Malina return as Barry Kripke and President Siebert, respectively.&lt;/p&gt;
&lt;p&gt;&lt;em&gt;&lt;a href='/episodeguide/episode/1221/The-Plagiarism-Schism/'&gt;&lt;em&gt;The Plagiarism Schism&lt;/em&gt;&lt;/a&gt; &amp;ndash; Kripke (John Ross Bowie) has proof that Dr. Pemberton (Sean Astin) plagiarized his thesis in college, and Sheldon and Amy aren&amp;rsquo;t sure if they should turn him in or not. Also, Wolowitz is happily surprised to learn that Bernadette wasn&amp;rsquo;t the only waitress at the Cheesecake Factory who had a crush on him back in the day, on THE BIG BANG THEORY, Thursday, May 2 (8:00-8:31 PM, ET/PT) on the CBS Television Network.&lt;/em&gt;&lt;/p&gt;
&lt;p&gt;After a rerun this past Thursday, The &lt;em&gt;Big Bang Theory&lt;/em&gt; returns for its final run of episodes next Thursday, April 18 with &quot;&lt;a href='/episodeguide/episode/1219/The-Inspiration-Deprivation/'&gt;&lt;em&gt;The Inspiration Deprivation&lt;/em&gt;&lt;/a&gt;&quot;. The hour-long series finale of The &lt;em&gt;Big Bang Theory&lt;/em&gt; will air May 16.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2607/1221-The-Plagiarism-Schism-Press-Release/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2607/1221-The-Plagiarism-Schism-Press-Release/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Fri, 12 Apr 2019 16:46:35 -0400</pubDate></item><item>
<title>1220 'The Decision Reverberation' Press Release</title>
<description>
&lt;p&gt;CBS has released the synopsis for the April 25 episode of &lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt;, &quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1220/The-Decision-Reverberation/&quot;&gt;&lt;em&gt;The Decision Reverberation&lt;/em&gt;&lt;/a&gt;&quot;. Joshua Malina returns as President Siebert and Rati Gupta reprises her role as Anu in the episode.&lt;/p&gt;
&lt;p&gt;&lt;em&gt;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1220/The-Decision-Reverberation/&quot;&gt;&lt;em&gt;The Decision Reverberation&lt;/em&gt;&lt;/a&gt; &amp;ndash; Koothrappali is worried people won&amp;rsquo;t take him seriously in his own field after publishing a paper that suggests he may have discovered alien life. Also, Leonard wants to be the principal investigator on a plasma physics study, on THE BIG BANG THEORY, Thursday, April 25 (8:00-8:31 PM, ET/PT) on the CBS Television Network.&lt;/em&gt;&lt;/p&gt;
&lt;p&gt;&lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt; is taking a short break with a rerun of &quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1212/The-Propagation-Proposition/&quot;&gt;&lt;em&gt;The Propagation Proposition&lt;/em&gt;&lt;/a&gt;&quot; airing this Thursday, April 11. We are then in the home stretch as the show returns on April 18 with the first of its last six episodes. &lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt; will conclude with an hour-long series finale on Thursday, May 16.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2603/1220-The-Decision-Reverberation-Press-Release/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2603/1220-The-Decision-Reverberation-Press-Release/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Fri, 05 Apr 2019 16:37:02 -0400</pubDate></item><item>
<title>1219 'The Inspiration Deprivation' Press Release</title>
<description>
&lt;p&gt;CBS has released the synopsis for the April 18 episode of The &lt;em&gt;Big Bang Theory&lt;/em&gt;'s final season, &quot;&lt;a href='/episodeguide/episode/1219/The-Inspiration-Deprivation/'&gt;&lt;em&gt;The Inspiration Deprivation&lt;/em&gt;&lt;/a&gt;&quot;.&lt;/p&gt;
&lt;p&gt;Oscar-winning actress Regina King returns as Janine Davis, the university's human resources director.&amp;nbsp;Joshua Malina and Brian Posehn&amp;nbsp;also reprise their roles as President Siebert and Bert, respectively, in the episode.&lt;/p&gt;
&lt;p&gt;&lt;em&gt;&quot;&lt;a href='/episodeguide/episode/1219/The-Inspiration-Deprivation/'&gt;&lt;em&gt;The Inspiration Deprivation&lt;/em&gt;&lt;/a&gt;&quot; - The concept of what it would mean for women everywhere if Amy were to win a Nobel Prize causes Amy to have a meltdown. Also, Koothrappali and Wolowitz try to relive the good old days after Wolowitz buys a scooter that looks like the one he had years ago, on THE BIG BANG THEORY, Thursday, April 18 (8:00-8:31 PM, ET/PT) on the CBS Television Network.&lt;/em&gt;&lt;/p&gt;
&lt;p&gt;Following a break while&amp;nbsp;CBS&amp;nbsp;aired the March Madness basketball tournament, the twelfth season of The &lt;em&gt;Big Bang Theory&lt;/em&gt; continues this Thursday, April 4 with &quot;&lt;a href='/episodeguide/episode/1218/The-Laureate-Accumulation/'&gt;&lt;em&gt;The Laureate Accumulation&lt;/em&gt;&lt;/a&gt;&quot;.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2601/1219-The-Inspiration-Deprivation-Press-Release/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2601/1219-The-Inspiration-Deprivation-Press-Release/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Fri, 29 Mar 2019 11:48:03 -0400</pubDate></item><item>
<title>1218 'The Laureate Accumulation' Press Release</title>
<description>
&lt;p&gt;CBS has released the synopsis for the next episode of The &lt;em&gt;Big Bang Theory&lt;/em&gt;, &quot;&lt;a href='/episodeguide/episode/1218/The-Laureate-Accumulation/'&gt;&lt;em&gt;The Laureate Accumulation&lt;/em&gt;&lt;/a&gt;&quot;, which airs Thursday, April 4.&lt;/p&gt;
&lt;p&gt;Kal&amp;nbsp;Penn (&lt;em&gt;House&lt;/em&gt;) and Sean Astin (&lt;em&gt;Lord of the Rings&lt;/em&gt;) reprise their roles as&amp;nbsp;Dr.&amp;nbsp;Campbell and Dr.&amp;nbsp;Pemberton. Joshua Malina&amp;nbsp;returns as President Siebert in the episode.&lt;/p&gt;
&lt;p&gt;A trio of Nobel laureates guest star in the episode: Frances Arnold, Kip Thorne&amp;nbsp;and George&amp;nbsp;Smoot, who appeared in the Season 2 episode &quot;&lt;a href='/episodeguide/episode/217/The-Terminator-Decoupling/'&gt;&lt;em&gt;The Terminator Decoupling&lt;/em&gt;&lt;/a&gt;&quot;.&lt;/p&gt;
&lt;p&gt;&lt;em&gt;&lt;a href='/episodeguide/episode/1218/The-Laureate-Accumulation/'&gt;&lt;em&gt;The Laureate Accumulation&lt;/em&gt;&lt;/a&gt; - When competitors Pemberton (Sean Astin) and Campbell (Kal Penn) charm America on a publicity tour, Sheldon and Amy try to bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side. Also, Halley's fear of the dark leads to opportunity and conflict for Howard, Bernadette and Stuart, on THE BIG BANG THEORY, Thursday, April 4 (8:00-8:31 PM, ET/PT) on the CBS Television Network.&lt;/em&gt;&lt;/p&gt;
&lt;p&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt; will be pre-empted for the next two Thursdays (March 21 and March 28) as CBS&amp;nbsp;airs the March Madness basketball tournament.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2599/1218-The-Laureate-Accumulation-Press-Release/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2599/1218-The-Laureate-Accumulation-Press-Release/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Sat, 16 Mar 2019 17:41:11 -0400</pubDate></item><item>
<title>1216 'The D &amp; D Vortex' Press Release</title>
<description>
&lt;p&gt;CBS has released the synopsis for the hotly anticipated February 21 episode of The &lt;em&gt;Big Bang Theory&lt;/em&gt;, &quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1216/The-DD-Vortex/&quot;&gt;The D &amp;amp; D Vortex&lt;/a&gt;&quot;.&lt;/p&gt;
&lt;p&gt;William Shatner (&lt;em&gt;Star Trek&lt;/em&gt;), Kevin Smith (director of &lt;em&gt;Clerks&lt;/em&gt;), Joe Manganiello&amp;nbsp;(&lt;em&gt;True Blood&lt;/em&gt;) and basketball legend Kareem Abdul-Jabbar guest star in the episode.&lt;/p&gt;
&lt;p&gt;&lt;em&gt;&quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1216/The-DD-Vortex/&quot;&gt;The D &amp;amp; D Vortex&lt;/a&gt;&quot; - When the gang finds out Wil Wheaton hosts a celebrity Dungeons and Dragons game involving William Shatner, Joe Manganiello, Kareem Abdul-Jabbar and Kevin Smith, deception and betrayal are the path to make it to the one open seat, on THE BIG BANG THEORY, Thursday, Feb. 21 (8:00-8:31 PM, ET/PT) on the CBS Television Network.&lt;/em&gt;&lt;/p&gt;
&lt;p&gt;The final season of The &lt;em&gt;Big Bang Theory&lt;/em&gt; continues this Thursday, February 7 at 8/7c on CBS&amp;nbsp;with &quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1215/The-Donation-Oscillation/&quot;&gt;&lt;em&gt;The Donation Oscillation&lt;/em&gt;&lt;/a&gt;&quot;. The show will then take a short break as a rerun of &quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1209/The-Citation-Negation/&quot;&gt;&lt;em&gt;The Citation Negation&lt;/em&gt;&lt;/a&gt;&quot; airs February 14.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2591/1216-The-D-D-Vortex-Press-Release/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2591/1216-The-D-D-Vortex-Press-Release/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Tue, 05 Feb 2019 16:54:52 -0500</pubDate></item><item>
<title>William Shatner to guest star on The Big Bang Theory</title>
<description>
&lt;p&gt;&lt;em&gt;Star Trek&lt;/em&gt; legend William Shatner will guest star in an upcoming episode of &lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt;'s final season, CBS revealed today.&lt;/p&gt;
&lt;p&gt;A video on the show's&amp;nbsp;&lt;a href=&quot;https://www.facebook.com/TheBigBangTheory/posts/10156507242049678&quot; target=&quot;_blank&quot; rel=&quot;noopener&quot;&gt;official Facebook&amp;nbsp;page&lt;/a&gt; teased guest appearances from William Shatner, &lt;em&gt;True Blood&lt;/em&gt; actor Joe Manganiello, director Kevin Smith, basketball great Kareem Abdul-Jabbar and Wil Wheaton&amp;nbsp;in the &quot;ultimate Dungeons and Dragons battle&quot;.&lt;/p&gt;
&lt;p&gt;Kevin Smith, best known for directing the film series Clerks, previously featured in a Season 8 episode of the show, &quot;&lt;a href='/episodeguide/episode/820/The-Fortification-Implementation/'&gt;&lt;em&gt;The Fortification Implementation&lt;/em&gt;&lt;/a&gt;&quot;, when he called into Wil&amp;nbsp;Wheaton's podcast. &lt;em&gt;Star Trek: The Next Generation&lt;/em&gt; star&amp;nbsp;Wil&amp;nbsp;Wheaton&amp;nbsp;has appeared in sixteen episodes of the show since the third season.&lt;/p&gt;
&lt;p&gt;William&amp;nbsp;Shatner&amp;nbsp;is not the first&amp;nbsp;&lt;em&gt;Star Trek&lt;/em&gt; actor to have featured on the show. Leonard Nimoy gave his voice to a Spock action figure in &quot;&lt;a href='/episodeguide/episode/520/The-Transporter-Malfunction/'&gt;&lt;em&gt;The Transporter Malfunction&lt;/em&gt;&lt;/a&gt;&quot;, while George Takei&amp;nbsp;appeared as himself in the Season 4 episode &quot;&lt;a href='/episodeguide/episode/404/The-Hot-Troll-Deviation/'&gt;&lt;em&gt;The Hot Troll Deviation&lt;/em&gt;&lt;/a&gt;&quot;.&lt;/p&gt;
&lt;p&gt;No air date was announced for the Dungeons and Dragons-themed episode. The final season of &lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt; continues Thursday, January 31 on CBS.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2587/William-Shatner-to-guest-star-on-The-Big-Bang-Theory/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2587/William-Shatner-to-guest-star-on-The-Big-Bang-Theory/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Wed, 30 Jan 2019 13:55:45 -0500</pubDate></item><item>
<title>1215 'The Donation Oscillation' Press Release</title>
<description>
&lt;p&gt;CBS has released the synopsis for the February 7 episode of &lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt;, &quot;&lt;a href='/episodeguide/episode/1215/The-Donation-Oscillation/'&gt;&lt;em&gt;The Donation Oscillation&lt;/em&gt;&lt;/a&gt;&quot;.&lt;/p&gt;
&lt;p&gt;Keith Carradine returns as Penny's father, Wyatt, and Brian Thomas Smith reprises his role as Penny's ex-boyfriend, Zack, in the episode.&lt;/p&gt;
&lt;p&gt;&lt;em&gt;&lt;a href='/episodeguide/episode/1215/The-Donation-Oscillation/'&gt;&lt;em&gt;The Donation Oscillation&lt;/em&gt;&lt;/a&gt; &amp;ndash; Penny tries to seduce an abstaining Leonard to ruin his &amp;ldquo;donation&amp;rdquo; for her ex-boyfriend, Zack (Brian Thomas Smith), and his wife, Marissa (Lindsey Kraft). Also, Wolowitz, Bernadette, Anu (Rati Gupta) and Koothrappali turn Koothrappali&amp;rsquo;s canceled bachelor party into a couple&amp;rsquo;s trip aboard the &amp;ldquo;vomit comet,&amp;rdquo; on THE BIG BANG THEORY, Thursday, Feb. 7 (8:00-8:31 PM, ET/PT) on the CBS Television Network. Keith Carradine returns as Penny&amp;rsquo;s father, Wyatt.&lt;/em&gt;&lt;/p&gt;
&lt;p&gt;&lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt; is taking a short break this week. A rerun of &quot;&lt;a href='/episodeguide/episode/1208/The-Consummation-Deviation/'&gt;&lt;em&gt;The Consummation Deviation&lt;/em&gt;&lt;/a&gt;&quot; will air tonight (January 24) at 8/7c on CBS, followed by a&amp;nbsp;special rebroadcast of &quot;&lt;a href='/episodeguide/episode/1201/The-Conjugal-Configuration/'&gt;&lt;em&gt;The Conjugal Configuration&lt;/em&gt;&lt;/a&gt;&quot; at 9/8c. The final season of &lt;em&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt;&lt;/em&gt; will continue next week with &quot;The Meteorite Materialization&quot;.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2586/1215-The-Donation-Oscillation-Press-Release/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2586/1215-The-Donation-Oscillation-Press-Release/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Thu, 24 Jan 2019 17:15:02 -0500</pubDate></item><item>
<title>1214 'The Meteorite Manifestation' Press Release</title>
<description>
&lt;p&gt;CBS has released the synopsis for the January 31 episode of The &lt;em&gt;Big Bang Theory&lt;/em&gt;'s final season, &quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1214/The-Meteorite-Manifestation/&quot;&gt;&lt;em&gt;The Meteorite Manifestation&lt;/em&gt;&lt;/a&gt;&quot;.&lt;/p&gt;
&lt;p&gt;Andy Daly guest stars in the episode. Brian Posehn and Lauren Lapkus reprise their roles as Bert and Denise, respectively.&lt;/p&gt;
&lt;p&gt;&lt;em&gt;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1214/The-Meteorite-Manifestation/&quot;&gt;&lt;em&gt;The Meteorite Manifestation&lt;/em&gt;&lt;/a&gt; &amp;ndash; Sheldon is thrilled to help Bernadette and Wolowitz navigate bureaucratic paperwork, until he discovers they are breaking the law. Also, Leonard is disappointed when his friends exclude him from a scientific project, on THE BIG BANG THEORY, Thursday, Jan. 31 (8:00-8:31 PM, ET/PT) on the CBS Television Network. Andy Daly guest stars as Nathan.&lt;/em&gt;&lt;/p&gt;
&lt;p&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt; is taking a short break after tonight's new episode. A rerun of &quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1208/The-Consummation-Deviation/&quot;&gt;&lt;em&gt;The Consummation Deviation&lt;/em&gt;&lt;/a&gt;&quot; will air next Thursday, January 24.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2583/1214-The-Meteorite-Manifestation-Press-Release/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2583/1214-The-Meteorite-Manifestation-Press-Release/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Thu, 17 Jan 2019 18:10:16 -0500</pubDate></item><item>
<title>1213 'The Confirmation Polarization' Press Release</title>
<description>
&lt;p&gt;CBS has released the synopsis for the January 17 episode of The &lt;em&gt;Big Bang Theory&lt;/em&gt;, &quot;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1213/The-Confirmation-Polarization/&quot;&gt;&lt;em&gt;The Confirmation Polarization&lt;/em&gt;&lt;/a&gt;&quot;.&lt;/p&gt;
&lt;p&gt;As previously reported, Sean Astin&amp;nbsp;(&lt;em&gt;Stranger Things&lt;/em&gt;, &lt;em&gt;The Lord of the Rings&lt;/em&gt;) and Kal&amp;nbsp;Penn (&lt;em&gt;Designated Survivor&lt;/em&gt;, &lt;em&gt;House&lt;/em&gt;) guest star in this episode. Joshua Malina also reprises his role as President Siebert.&lt;/p&gt;
&lt;p&gt;&lt;em&gt;&lt;a href=&quot;https://the-big-bang-theory.com/episodeguide/episode/1213/The-Confirmation-Polarization/&quot;&gt;&lt;em&gt;The Confirmation Polarization&lt;/em&gt;&lt;/a&gt; &amp;ndash; When Sheldon and Amy&amp;rsquo;s super asymmetry theory is proven by two physicists, Dr. Pemberton (Sean Astin) and Dr. Campbell (Kal Penn) from Chicago, they&amp;rsquo;re thrilled, until they try to kick Amy off the Nobel nomination. Also, Bernadette has a big success at work and Penny&amp;rsquo;s going to be a part of it &amp;ndash; whether she wants to or not &amp;ndash; on THE BIG BANG THEORY, Thursday, Jan. 17 (8:00-8:31 PM, ET/PT) on the CBS Television Network.&lt;/em&gt;&lt;/p&gt;
&lt;p&gt;The &lt;em&gt;Big Bang Theory&lt;/em&gt; will be taking a short break after this episode. A rerun of &quot;&lt;a href='/episodeguide/episode/1208/The-Consummation-Deviation/'&gt;&lt;em&gt;The Consummation Deviation&lt;/em&gt;&lt;/a&gt;&quot; will air Thursday, January 24 before the final season continues on January 31.&lt;/p&gt;
</description>
<link>https://the-big-bang-theory.com/story/2581/1213-The-Confirmation-Polarization-Press-Release/?utm_source=f-tag&amp;utm_medium=f-guest+stars&amp;utm_campaign=f-pub</link>
<guid>https://the-big-bang-theory.com/story/2581/1213-The-Confirmation-Polarization-Press-Release/</guid>
<author>admin@the-big-bang-theory.com (The Big Bang Theory)</author>
<pubDate>Tue, 08 Jan 2019 17:13:47 -0500</pubDate></item></channel></rss>