Dudley Moore as Claude Eastman

Nastassja Kinski as Daniella Eastman

Armand Assante as Maxmillian Stein

Albert Brooks as Norman Robbins

Cassie Yates as Carla Robbins

Richard Libertini as Giuseppe

Richard B. Shull as Jess Keller

Jan Tříska as Jerzy Czyrek

Jane Hallaren as Janet

Bernard Behrens as Bill Lawrence

Leonard Mann as Screen Lover

Estelle Omens as Celia

Penny Peyser as Jewelry Salesgirl

Nicholas Mele as Waiter

Benjamin Rayson as Judge

Art LaFleur as Desk Sergeant

Magda Gyenes as Hungarian Singer

Fred Franklyn as Elevator Operator

Alison Price as Kissing Girl

Frank DiElsi as Kissing Man

Eddie Zammit as Lobby Attendant

Ed Van Nuys as Doorman

Betty Shabazz as Woman at Plaza