Brigitte Bardot

as Penelope 'Penny' Lightfeather

Anthony Perkins

as Harry Compton / Nicolas Sergueivitch Miloukine

Grégoire Aslan

as Bagda

Jean-Marc Tennberg

as Inspector Cartwright

Hans Verner

as Donald Farrington

André Luguet

as Sir Reginald Dumfrey

Hélène Dieudonné

as Mamie

Jacques Monod

as Surgeon - the chauffeur