| Created By | Charles Exbrayat | |
|---|---|---|
| Status | Ended | |
| Original Name | Une enquête de l'inspecteur Grégoire | |
| First Air Date | March 1, 1955 | |
| Last Air Date | May 31, 1955 | |
| Seasons | 1 | |
| Episodes | 3 | |
| Episode Runtime | 55min | |
| Language | French | |
| Original Language | French | |
| Production Countries | France | |
| Production Companies | Radio-Télévision Française | |
| Networks | RTF Télévision | |