Albert Brooks

Robert Cole

Kathryn Harrold

Mary Harvard

Bruno Kirby

Jay

James L. Brooks

David

Bob Einstein

Sporting Goods Salesman

Jane Hallaren

Ellen

Albert Henderson

Head Mixer

Meadowlark Lemon

Himself

George Kennedy

George Kennedy / Zeron

Tyann Means

Waitress

Karen Chandler

Neighbor

Dennis Kort

Health Food Salesman

Virginia Feingold

Bank Receptionist

Thelma Leeds

Mother

Candy Castillo

Drugstore Manager

Rick Beckner

Zeon

Jerry Belson

Jerry

Harvey Miller

Harvey (as Harvey Skolnik)

Ed. Weinberger

Ed

Clifford Einstein

Music Mixer

Gene Garvin

Sound Effects Mixer

Hugh Warden

Bank Dick

Kelly Ann Nakano

Hostess

Joe Bratcher

Jim

George Sasaki

Japanese Businessman

Victor Toyota

Japanese Businessman

Roger Ito

Japanese Businessman

Paul Bryar

Man in Phone Booth (uncredited)

Mike Road

Spaceman (uncredited)