Billy Crystal
Mitch Robbins
Daniel Stern
Phil Berquist
Jon Lovitz
Glen Robbins
Jack Palance
Duke Page
Patricia Wettig
Barbara Robbins
Bill McKinney
Matt
Lindsay Crystal
Holly Robbins
Beth Grant
Lois
Noble Willingham
Clay Stone
David Paymer
Ira Shalowitz
Josh Mostel
Barry Shalowitz
Jayne Meadows
Mitch's Mother
Alan Charof
Mitch's Father
Kenneth S. Allen
Annoyed Man
Jennifer Crystal Foley
Jogger
Helen Siff
Shushing Lady
Irmise Brown
Jogger
Bill McIntosh
Clay's Son
Mario Roberts
Clay's Son
Bob Balaban
Dr. Jeffrey Sanborn (uncredited)
Norman Fessler
Businessman (uncredited)
William Shatner
Adam Harland (uncredited)