Two total strangers suspect each other of murdering their own wives. Based on Patricia Highsmith's 1954 novel The Blunderer.
| Actor | Role |
|---|---|
 Gert FröbeMelchior Kimmel | Melchior Kimmel |
 Marina VladyEllie | Ellie |
 Robert HosseinInspektor Corby | Inspektor Corby |
 Harry MeyenTony | Tony |
 Maurice RonetWalter Saccard | Walter Saccard |
 Yvonne FurneauxClara Saccard | Clara Saccard |
 Paulette DubostHelen Kimmel | Helen Kimmel |
 Laurence BadieLa serveuse | La serveuse |
 Clara GansardLa bonne | La bonne |
 Jacques MonodLe commissaire | Le commissaire |