The Big Bang Theory The Procreation Calculation (Season 12, Episode 3)
TV-PG
TV Episode | 20 min | Comedy, Romance

Primary photo for The Procreation Calculation

The Big Bang Theory

The Procreation Calculation (Season 12, Episode 3)

TV-PG

TV Episode | 20 min | Comedy, Romance

The Wolowitzes' life gets complicated when Stuart starts bringing his new girlfriend home. Also, Penny and Leonard talk about starting a family while Koothrappali explores an arranged marriage.

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Cast	+ Add Cast
13 cast members

Name	Known for
Johnny Galecki Leonard Hofstadter Leonard Hofstadter See fewer	The Big Bang Theory (2007)
Jim Parsons Sheldon Cooper Sheldon Cooper See fewer	The Big Bang Theory (2007)
Kaley Cuoco Penny Hofstadter Penny Hofstadter See fewer	The Big Bang Theory (2007)
Simon Helberg Howard Wolowitz Howard Wolowitz See fewer	Florence Foster Jenkins (2016)
Kunal Nayyar Raj Koothrappali Raj Koothrappali See fewer	The Big Bang Theory (2007)
Mayim Bialik Amy Farrah Fowler Amy Farrah Fowler See fewer	Beaches (1988)
Melissa Rauch Bernadette Rostenkowski Bernadette Rostenkowski See fewer	The Big Bang Theory (2007)
Kevin Sussman Stuart Bloom Stuart Bloom See fewer	Burn After Reading (2008)
Keith Carradine Wyatt Wyatt See fewer	Nashville (1975)
Lauren Lapkus Denise Denise See fewer	The Wrong Missy (2020)
Rati Gupta Anu Anu See fewer	The Big Bang Theory (2007)
Matt Knudsen Waiter Waiter See fewer	Shrinking (2023)
Darryl D. Stewart Cafeteria Patron (uncredited) Cafeteria Patron (uncredited) See fewer	Bandits (2001)