A banker hires a seedy detective to find his daughter and keep her safe from kidnappers.

Jean-Louis Trintignantas Franz
Philippe Noiretas Georges de Saxe
Anicée Alvinaas Carolina de Saxe
Sylvia Kristelas Diana Van Den Berg
Agostina Bellias Maria
Serge Marquandas Mathias
Charles Millotas A kidnapper
Vernon Dobtcheffas A messenger
Jacques Seileras The taxi driver / Erica's servant / The priest
Michel Bertoas Deputy Commissioner