Tom Hanks

Josh Baskin

Jon Lovitz

Scotty Brennen

Penny Marshall

Director

Robert Loggia

MacMillan

Elizabeth Perkins

Susan

John Heard

Paul

Jared Rushton

Billy

Allan Wasserman

Gym Teacher

Gary Ross

Writer

Nancy Giles

Administrative Woman

Paul Herman

Schizo

Josh Clark

Mr. Baskin

Mark Ballou

Derek

Mercedes Ruehl

Mrs. Baskin

David Moscow

Young Josh

Erika Katz

Cynthia's Friend

Kimberlee M. Davis

Cynthia Benson

Oliver Block

Freddie Benson

Gary Klar

Ticket Taker

Alec Von Sommer

First Brother

Chris Dowden

Second Brother

Rockets Redglare

Motel Clerk

Jamie Tirelli

Spanish Voice (voice)

Jordan Thaler

Administrative Clerk

Dana Kaminski

Personnel Receptionist

Harvey Miller

Personnel Director

Anne Spielberg

Writer