Harvey Korman as Cecil Watterman / Simon Watterman

Charlie Stratton as Paul Watterman

Nadine Van der Velde as Cindy

Alix Elias as Melvis

Charlie Phillips as Eddie

Hardy Rawls as Big Ed

Jon Stafford as Dude

Robert Picardo as Bob Marvalle

Wendy Schaal as Marge Mavalle

Scott Sherk as Buddy Holly

Lori Birdsong as Terry

Traci Huber-Sheridan as Amy

Paul Bartel as Dr. Crowder

Ellen Albertini Dow as Little Old Lady

Jerado Decordovier as Old Indian

Roberto A. Jimenez as Ramon

Chip Heller as Burgerland Manager

Michael Lee Gogin as Burgerland Employee #1

Larry Nicholas as Burgerland Employee #2

Kevin Thompson as Burgerland Employee #3

Justin Dreyfuss as Dwight

Jan Kuljis as Biker Chick

Paul E. Short as Head Biker

Steven Bernstein as Dean

Frank Welker as Muchie (voice)

Helen Kelly as Girl at Dinner (uncredited)

Carl Thibault as Minature Golf Patron (uncredited)

Fred Newman as Munchie (voice)