David Niven as Sir Charles Litton

Robert Wagner as George Lytton

Herbert Lom as Chief Insp. Charles LaRousse Dreyfus

Joanna Lumley as Countess Chandra

Capucine as Lady Simone Litton

Robert Loggia as Bruno Langois

Harvey Korman as Prof. Auguste Balls

Burt Kwouk as Cato Fong

Ted Wass as Sergeant Clifton Sleigh

Roger Moore as Chief Insp. Jacques Clouseau

Leslie Ash as Juleta Shane (AKA Julie Morgan)

Graham Stark as Bored Waiter

André Maranne as Sergeant Francois Duval

Peter Arne as General Bufoni

Patti Davis as Michelle Chauvin

Michael Elphick as Valencia Police Chief

Steve Franken as Harvey Hamilcard III

Ed Parker as Mr. Chong

Denise Crosby as Denise

Emma Walton Hamilton as Angry Hooker

Herb Tanney as Lugash Secret Policeman

Pat Corley as Lt. Palmyra

William Hootkins as Taxi Driver

Donald Sumpter as Dave

Harold Kasket as President Sandover Haleesh

Mollie Maureen as Rich Old Lady

Liz Smith as Marta Balls

Danny Schiller as Cunny

Lawrence Davidson as President of France

Joe Morton as Charlie

Bill Nighy as ENT Doctor

Weston Gavin as 1st Mafia Boss

Marc Smith as 2nd Mafia Boss

Cengiz Saner as 2nd Valencia Policeman

Arthur Howard as Arthur

William Abney as Hugo the Houseman

Hugh Fraser as Dr. Arno Stang

Maurice O'Connell as Maurice Steiger

Tim Wylton as Doctor

Geoffrey Beevers as Concierge

Patrick Murray as Bellboy

John Joyce as Commissioner of Police

Floyd Levine as Deputy Commissioner

Sean Caffrey as Doorman

John Cassady as 3rd Mafia Boss

Gary Whelan as 4th Mafia Boss

Joe Praml as 5th Mafia Boss

Michael John Paliotti as 1st Speedboat Man

Rolf Saxon as 2nd Speedboat Man

Tusse Silberg as Spanish Nurse

Peter Kelly as TV Reporter

Christopher Reich as Gino Rossi

Andrew Carr as 1st Valencia Policeman

David Landberg as Steiger's Guard

Joseph Karimbeik as Lugash Secret Policeman

Diana Goodman as Dreyfus' Girlfriend

Margarita García as Latin Woman

Peter Brace as Bruno's Crony #1

Martin Grace as Bruno's Crony #2

Doug Robinson as Bruno's Crony #3

Fred Personne as French Taxi Driver