Peter Sellers
Auguste Topaze
Nadia Gray
Suzy
Herbert Lom
Castel Benac
Leo McKern
Muche
Billie Whitelaw
Ernestine
Michael Gough
Tamise
Joan Sims
Colette
John Le Mesurier
Blackmailer
John Neville
Roger
Martita Hunt
Baroness
P
Pauline Shepherd
Lilette
M
Michael Sellers
Gaston
A
Anne Leon
Mrs. Tamise
T
Thomas Gallagher
Policeman (uncredited)