David Niven
Sir Charles Litton
Robert Wagner
George Lytton
Herbert Lom
Chief Insp. Charles LaRousse Dreyfus
Joanna Lumley
Countess Chandra
Capucine
Lady Simone Litton
Roger Moore
Chief Insp. Jacques Clouseau
Robert Loggia
Bruno Langois
Harvey Korman
Prof. Auguste Balls
Ted Wass
Sergeant Clifton Sleigh
William Hootkins
Taxi Driver
Geoffrey Edwards
Aldous (voice, uncredited)