Think Big

Peter Paul

Rafe

David Paul

Vic

Martin Mull

Dr. Bruekner

Ari Meyers

Holly Sherwood

Claudia Christian

Dr. Irene Marsh

Richard Kiel

Irving

Michael Winslow

Hap

Thomas Gottschalk

Mr. Roberts

David Carradine

Sweeney

Tommy Lister Jr.

Z

Richard Moll

Thornton

Tony Longo

Supervisor

Peter Lupus

Bad Guy #1

Sal Landi

Bad Guy #2

Rafer Johnson

Johnson

Jimmy Briscoe

Jimmy

Darcy LaPier

Donna

David Bowe

Security Guard #1

Alfredo Septién

Security Guard #2

Jacob Kenner

Mitchell