Five people are gathered in a cafe because of a phone call they have all received. The plot thickens when they discover a dead body in a bedroom upstairs.The five people all become suspects.
| Directing | Roger Richebé | Director |
| Writing | René Jolivet | Dialogue |
| Writing | Roger Richebé | Screenplay |
| Writing | Jean Aurenche | Screenplay |
| Sound | Jean Lenoir | Music |
| Writing | Pierre Mac Orlan | Novel |
| Camera | Armand Thirard | Director of Photography |