The Big Bang Theory - S10 • E4 - The Cohabitation Experimentation
Johnny GaleckiLeonard Hofstadter Jim ParsonsSheldon Cooper Simon HelbergHoward Wolowitz Kunal NayyarRajesh Koothrappali Melissa RauchBernadette Rostenkowski Mayim BialikAmy Farrah Fowler Steve HollandExecutive Producer / Teleplay Tara HernandezProducer / Teleplay Justin D. HetzelCo-Producer Nikki LorreSecond Assistant Director Anthony Joseph RichFirst Assistant Director Suzanne McCormackCoordinating Producer 
