Peter Sellers

Chief Inspector Clouseau

Herbert Lom

Chief Inspector Dreyfus

Dyan Cannon

Simone Legree

Robert Webber

Philippe Douvier

Robert Loggia

Al Marchione

Paul Stewart

Julio Scallini

Adrienne Corri

Therese Douvier

Douglas Wilmer

Police Commissioner

Alfie Bass

Fernet

Sue Lloyd

Claude Russo

Tony Beckley

Guy Algo

Graham Stark

Dr. Auguste Balls

André Maranne

François

Ferdy Mayne

Dr. Paul Laprone

Valerie Leon

Tanya

Lon Satton

Sam Spade and the Private Eyes

Danny Schiller

Cunny

Burt Kwouk

Cato Fong

Irvin Allen

Haig & Haig

John Wyman

Toledo

Keith Hodiak

Sam Spade and the Private Eyes

Anthony Chinn

Chinese Doorman

Kristopher Kum

Chinese Businessman

Me Me Lai

Chinese Lady of Easy Virtue

Alec Bregonzi

Douvier's Boardmember

Arnold Diamond

Douvier's Boardmember

John G. Heller

Douvier's Boardmember

Steve Plytas

Douvier's Boardmember

John Clive

President's Aide

Brian Jackson

Police Chief

Henry McGee

Officer Bardot

Andrew Sachs

Hospital Inmate

Michael Ward

Real Estate Agent

Maria Charles

Lady Client

Frank Williams

Gentleman Client

Rita Webb

Lady at Window

John Bluthal

Guard at Cemetery

Ed Parker

Mr. Chong (uncredited)