Peter Sellers

Chief Inspector Clouseau

Herbert Lom

Dreyfus

Leonard Rossiter

Quinlan

Colin Blakely

Drummond

Graham Stark

Hotel Clerk

Richard Vernon

Fassbender

Briony McRoberts

Margo Fassbender

Burt Kwouk

Cato

André Maranne

Francois

Vanda Godsell

Mrs. Leverlilly

Geoffrey Bayldon

Dr. Duval

Norman Mitchell

Mr. Bullock

Michael Robbins

Jarvis

Lesley-Anne Down

Olga

Dudley Sutton

McClaren

Robert Beatty

Admiral

Phil Brown

Virginia Senator

Jerry Stovin

Aide

Paul Maxwell

CIA Director

Harold Berens

Hotel Clerk

Deep Roy

Italian Assassin

Anthony Chinn

Chinese Assassin

Kevin Scott

M.C.

John Clive

Chuck

Chris Langham

Police Driver

James Warrior

Police Constable

Gordon Rollings

Inmate

Damaris Hayman

Fiona

Patrick Jordan

Detective

John Sullivan

Tournier

Herb Tanney

Norwegian Assassin

Julie Andrews

Ainsley Jarvis (singing voice) (uncredited)

Omar Sharif

Egyptian Assassin (uncredited)

Alan Harris

Technician (uncredited)