Cast
Rita Taggart
Betty Libner
Alan Arkin
Fred Libner
James Gammon
Dr. Sturgeon The Cadillac Surgeon
Joseph Bologna
Uncle Phil
Edan Gross
Young Bobby
Steve Alterman
Additional Voices (voice)
Larry Moss
Additional Voices (voice)
Patrick Dempsey
Robert 'Bobby' Libner
Arye Gross
Buddy Libner
Fred Ornstein
Barney
Dean Jacobson
Young Marvin
Judi Durand
Additional Voices (voice)
John Considine
Professor Kloppner, Eastbrook Academy
Daniel Stern
Marvin Libner
Ray Lykins
Rick
Terry Loughlin
Gas Station Attendant
David McCharen
Additional Voices (voice)
Randy Herman
Dog Track Gambler (uncredited)
Annabeth Gish
Tammy