Dana Carvey
Self - Various Characters
Chris Rock
Self - Host
Steve Carell
Gary (voice)
Stephen Colbert
Dr. Matthew Walsh / Ace (voice)
Bill Chott
Announcer (voice)
Robert Smigel
Dr. Bighead (voice)
Rob Paulsen
Man #1 (voice)
Michele Kelly
Girlfriend (uncredited)
Abe Vigoda
Self (uncredited)
