The Big Bang Theory - S4 • E9 - The Boyfriend Complexity
Johnny GaleckiLeonard Hofstadter Jim ParsonsSheldon Cooper Simon HelbergHoward Wolowitz Kunal NayyarRajesh Koothrappali Melissa RauchBernadette Rostenkowski Mayim BialikAmy Farrah Fowler Keith CarradineWyatt Teller Steven MolaroCo-Executive Producer / Teleplay 
