| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Ian Puleston-Davies | Inspector Colombani | Unique Rr 51 | "Maigret's Dead Man" |
| Iván Fenyö | Pietr Holosko | Luger P08 | - |
| John Light | Jean Tonnelier | Luger P08 | "Maigret's Dead Man" |
| Rowan Atkinson | Chief Inspector Jules Maigret | Unique Rr 51 | "Maigret Sets a Trap" |
| Rowan Atkinson | Chief Inspector Jules Maigret | Karabiner 98k | With sniper scope; "Maigret: Night on the Crossroads" |