Louis de Funès
Ange Galopin, creditor who wants to recover the money
Francis Blanche
William Foster Valmorin, American
Pierre Dudan
Pierre Valmorin, Swiss composer
Jean Richard
Jérôme Valmorin, explorer
Robert Manuel
Luigi Valmorin aka 'Valmorino'
Mireille Perrey
Maman
Mario David
Masseur
Mathilde Casadesus
Mathilde Rouet, née Valmorin
Karine Jansen
Denise
Nicky Valor
Ava Spider
Françoise Béguin
Arielle
Habib Benglia
Hannibal Valmorin
Jean-Paul Rouland
Doctor Schuster
Léonce Corne
Maître Meyer
Max Elloy
Simpson, Pierre's butler
Harry-Max
Commissioner
Pierre Derome
S.B. Smith, Scotsman
Henri Lauriac
William Henry Donavan
Georges Caspari
Sam Guichard
Raymond Gil
Roger Millot
Jean Mejean
Fred O'Beck
Denis Michel
Pierre Laurent
Tapponnier
Adrien Nicati
Bob Genillard
Jean Sivry
Gertrude Germain
Jacqueline Hopstein
Radiology nurse
Michel Isella
Jojo
Marie-Pierre Casey
Accomplice nurse
Pierre Duncan
Prison guard
Guy Nelson
Singer Tony Valmin
Noël Roquevert
Maître Albert Leboîteux