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The Big Bang Theory/The Propagation Proposition
From The TV IV
The Propagation Proposition | |
Season 12, Episode 12 | |
Airdate | January 10, 2019 |
Production Number | T12.16012 |
Teleplay by | Maria Ferrari & Dave Goetsch & Eric Kaplan |
Story by | Chuck Lorre & Steve Holland & Jeremy Howe |
Directed by | Mark Cendrowski |
Stream | ![]() |
← 12x11 The Paintball Scattering |
12x13 → The Confirmation Polarization |
The Big Bang Theory — Season Twelve |
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The Propagation Proposition is the twelfth episode of the twelfth season of The Big Bang Theory, and the two hundred sixty-seventh episode overall.
Starring: Johnny Galecki (Dr. Leonard Hofstadter), Jim Parsons (Dr. Sheldon Cooper), Kaley Cuoco (Penny Hofstadter), Simon Helberg (Howard Wolowitz), Kunal Nayyar (Dr. Rajesh "Raj" Koothrappali), Mayim Bialik (Dr. Amy Farrah Fowler), Melissa Rauch (Dr. Bernadette Rostenkowski-Wolowitz)
Guest Starring: Brian George (Dr. Koothrappali), Brian Thomas Smith (Zack), Rati Gupta (Anu), Lindsey Kraft (Marissa)
Co-Starring: Shay Ali (Greg)
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