Robert 'Bobby' Libner
Patrick Dempsey
Buddy Libner
Arye Gross
Billy Sturgeon
Josh Segal
Professor Kloppner, Eastbrook Academy
John Considine
Marvin Libner
Daniel Stern
Tammy
Annabeth Gish
Betty Libner
Rita Taggart
Uncle Phil
Joseph Bologna
Fred Libner
Alan Arkin
Dr. Sturgeon The Cadillac Surgeon
James Gammon
Rick
Ray Lykins
Raymond
Chris Lombardi
Writer
Mike Binder
Co-Producer
Executive Producer
James G. Robinson
Stunts
Tim Gilbert
Director
Joe Roth
Music
James Newton Howard
Editor
Paul Hirsch
Costume Design
Deborah L. Scott
Ric Roman Waugh
Casting
Marci Liroff
Producer
Larry Brezner
Paul Schiff
Director of Photography
Reynaldo Villalobos
Production Design
Angelo P. Graham