Big

Tom Hanks

Josh

Elizabeth Perkins

Susan

Robert Loggia

MacMillan

John Heard

Paul

Jared Rushton

Billy

Jon Lovitz

Scotty Brennen

David Moscow

Young Josh

Mercedes Ruehl

Mrs. Baskin

Harvey Miller

Personnel Director

Debra Jo Rupp

Miss Patterson

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