Edit cast list for: The Big Bang Theory: Season 4 (2010)?
"Episode -> Actor => Role" The Robotic Manipulation The Cruciferous Vegetable Amplification The Zazzy Substitution The Hot Troll Deviation The Desperation Emanation The Irish Pub Formulation The Apology Insufficiency The 21-Second Excitation The Boyfriend Complexity The Alien Parasite Hypothesis The Justice League Recombination The Bus Pants Utilization The Love Car Displacement The Thespian Catalyst The Benefactor Factor The Cohabitation Formulation The Toast Derivation The Prestidigitation Approximation The Zarnecki Incursion The Herb Garden Germination The Agreement Dissection The Wildebeest Implementation The Engagement Reaction The Roommate Transmogrification
EpCast:	The Benefactor Factor -> Joshua Malina => President Siebert The 21-Second Excitation -> Wil Wheaton => Wil Wheaton The Love Car Displacement -> Rick Fox => Glenn The Zazzy Substitution -> Laurie Metcalf => Mary Cooper The Boyfriend Complexity -> Keith Carradine => Wyatt The Apology Insufficiency -> Eliza Dushku => FBI Special Agent Angela Page The Apology Insufficiency -> Neil deGrasse Tyson => Neil deGrasse Tyson (as Dr. Neil deGrasse Tyson) The Hot Troll Deviation -> Katee Sackhoff => Katee Sackhoff The Hot Troll Deviation -> George Takei => George Takei The Cruciferous Vegetable Amplification -> Steve Wozniak => Steve Wozniak The Cruciferous Vegetable Amplification -> Janet Hill => Janet Hill (uncredited) The Robotic Manipulation -> Vernee Watson => Althea The Herb Garden Germination -> Alice Amter => Mrs. Koothrappali The Herb Garden Germination -> Brian Greene => Brian Greene The Herb Garden Germination -> Brian George => Dr. V.M. Koothrappali The Alien Parasite Hypothesis -> Brian Thomas Smith => Zack Johnson The Desperation Emanation -> Charlotte Newhouse => Joy The Desperation Emanation -> Kevin Sussman => Stuart Bloom The Desperation Emanation -> Annie O'Donnell => Mrs. Fowler The Zarnecki Incursion -> Chris Reed => Todd Zarnecki (as Christopher Douglas Reed) The Toast Derivation -> LeVar Burton => LeVar Burton The Toast Derivation -> John Ross Bowie => Barry Kripke The Agreement Dissection -> Crystal the Monkey => Ricky the Smoking Monkey (uncredited) The Agreement Dissection -> Tom Yi => Dispatcher (voice) The Engagement Reaction -> Phil Abrams => Dr. Bernstein The Wildebeest Implementation -> Tiffany Dupont => Angela
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