Andy Kaufman

Val

Bernadette Peters

Aqua

Randy Quaid

Charlie

Kenneth McMillan

Max

Christopher Guest

Calvin

Melanie Mayron

Susan

Richard B. Shull

Factory Boss

Dick Miller

Factory Watchman

Kathleen Freeman

Helicopter Pilot

Mary Woronov

Party House Owner

Paul Bartel

Party Guest

Wally Ann Wharton

Party Guest

Barry Diamond

Firing Range Technician / Catskil

Jeffrey Kramer

Party Butler Robot

Gene LeBell

Forklift Driver Robot

Jerry Garcia

Phil (voice)

Jack Carter

Catskill (voice)