Tom Hanks (Josh Baskin), Elizabeth Perkins (Susan), Robert Loggia (MacMillan), John Heard (Paul), Jared Rushton (Billy), David Moscow (Young Josh), Jon Lovitz (Scotty Brennen) more..., Mercedes Ruehl (Mrs. Baskin), Josh Clark (Mr. Baskin), Kimberlee M. Davis (Cynthia Benson), Oliver Block (Freddie Benson), Erika Katz (Cynthia's Friend), Allan Wasserman (Gym Teacher), Mark Ballou (Derek), Gary Klar (Ticket Taker), Alec Von Sommer (First Brother), Chris Dowden (Second Brother), Rockets Redglare (Motel Clerk), Jaime Tirelli (Spanish Voice (voice)), Paul Herman (Schizo), Nancy Giles (Administrative Woman), Jordan Thaler (Administrative Clerk), Dana Kaminski (Personnel Receptionist), Harvey Miller (Personnel Director), Tracy Reiner (Test Market Researcher), James Eckhouse (Supervisor), Linda Gillen (Woman in Red Dress), Mildred R. Vandever (Receptionist), Bert Goldstein (First Executive), Kevin Meaney (Executive #2), Peter McRobbie (Executive #3), Paul J.Q. Lee (Executive #4), Debra Jo Rupp (Miss Patterson), Keith Reddin (Payroll Clerk), Lela Ivey (Bank Teller), Dolores Messina (Real Estate Agent), Gordon Press (Moving Man), George J. Manos (Limousine Driver), Vince Cupone (Photon Laser Gunfighter), Susan Wilder (Karen) and others.

Gary Ross (Screenplay), Anne Spielberg (Screenplay), James L. Brooks (Producer), Robert Greenhut (Producer), Howard Shore (Original Music Composer), Barry Sonnenfeld (Director of Photography), Barry Malkin (Editor) more..., Santo Loquasto (Production Design), Gary Ross (Co-Producer), Anne Spielberg (Co-Producer), Patricia Birch (Choreographer), Juliet Taylor (Casting Director), Tom Warren (Art Direction), Judianna Makovsky (Costume Design), Susan Bode Tyson (Set Decoration), George DeTitta Jr. (Set Decoration), Elliot Abbott (Music Coordinator), Speed Hopkins (Art Direction), Paula Herold (Casting Director), Jerry Ross (Supervising Sound Editor), Lyndell Quiyou (Hairstylist), Mickey Scott (Makeup Artist), Michael Smith (Assistant Art Director), Robert Greenhut (Unit Production Manager), Todd Arnow (Production Supervisor), Saul Bass (Title Designer), Timothy M. Bourne (Assistant Production Manager), Tony C. Jannelli (Camera Operator), Amy Herman (Production Supervisor), Jeff Mazzola (Assistant Property Master), Thomas A. Reilly (First Assistant Director), James Mazzola (Property Master), Brian Hamill (Still Photographer), Ken Ornstein (Second Assistant Director), Dave Weinman (Set Dresser), Michael Green (Assistant Camera), Kay Chapin (Script Supervisor), Bobby Mancuso (Assistant Camera), Glenn Lloyd (Art Department Coordinator), Les Lazarowitz (Production Sound Mixer) and others.