Elliott Gould

Philip Marlowe

Nina van Pallandt

Eileen Wade

Sterling Hayden

Roger Wade

Mark Rydell

Marty Augustine

Henry Gibson

Dr. Verringer

David Arkin

Harry

Jim Bouton

Terry Lennox

Warren Berlinger

Morgan

Jack Knight

Mabel

Enrique Lucero

Jeffe

Rutanya Alda

Rutanya Sweet

Jack Riley

Riley

Ken Sansom

Colony Guard

Jerry Jones

Detective Green

Robert Altman

Ambulance Driver (uncredited)

David Carradine

Dave aka Socrates (uncredited)

Carl Gottlieb

Wade Party Guest (uncredited)

George Wyner

Cop at Beach (uncredited)

Leslie McRay

Lucille (uncredited)

Arnold Schwarzenegger

Hood in Augustine's Office (uncredited)