Two total strangers suspect each other of murdering their own wives. Based on Patricia Highsmith's 1954 novel The Blunderer.
Gert Fröbe
as Melchior Kimmel
Marina Vlady
as Ellie
Robert Hossein
as Inspektor Corby
Harry Meyen
as Tony
Maurice Ronet
as Walter Saccard
Yvonne Furneaux
as Clara Saccard
Paulette Dubost
as Helen Kimmel
Laurence Badie
as La serveuse
Clara Gansard
as La bonne
Jacques Monod
as Le commissaire
