Elliott Gould

as Max Devlin

Bill Cosby

as Barney Satin

Susan Anspach

as Penny Hart

Adam Rich

as Toby Hart

Julie Budd

as Stella Summers

Sonny Shroyer

as Big Billy Hunniker

David Knell

as Nerve Nordlinger

Chuck Shamata

as Jerry Nadler

Sally Marr

as Mrs. Gormley

Reggie Nalder

as Chairman of Devil's Council

Lillian Müller

as Veronica

Denise DuBarry

as Stella's Secretary

Helene Winston

as Agent Hargraves

Tracie Savage

as Pammy

Mukunda Goswami

as Hare Krishna

George Sasaki

as Wedding Guest (uncredited)

Bob Bryan

as Wedding Guest (uncredited)