The Big Bang Theory - S4 • E3 - The Zazzy Substitution

Johnny GaleckiLeonard Hofstadter
Jim ParsonsSheldon Cooper
Kaley CuocoPenny
Simon HelbergHoward Wolowitz
Kunal NayyarRajesh Koothrappali
Melissa RauchBernadette Rostenkowski
Mayim BialikAmy Farrah Fowler
Laurie MetcalfMary Cooper
Mark CendrowskiDirector
Steven MolaroCo-Executive Producer / Teleplay
Chuck LorreStory
Bill PradyStory
Jim ReynoldsStory
Maria FerrariTeleplay
Lee AronsohnTeleplay

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