Darrac, a reporter for Paris-Inter, and Nicole, a journalist for Le Soir-Express, know each other, compete and end up falling in love over the three police investigations they follow for their newspapers.
| Actor | Role |
|---|---|
 Roland ToutainNot listed | Not listed |
 Suzy CarrierNot listed | Not listed |
| RRobert MoncadeNot listed | Not listed |
 Pierre JuvenetNot listed | Not listed |
 Manuel GaryNot listed | Not listed |
| SSolange TurenneNot listed | Not listed |
 Fernand FlamentNot listed | Not listed |
 HenneryNot listed | Not listed |
| MMartial RèbeNot listed | Not listed |
| NNicole BayaleNot listed | Not listed |
| HHuguette MarchalNot listed | Not listed |
 Franck MauriceNot listed | Not listed |
| LLina RoxaNot listed | Not listed |