Alphonse BeniInspector Ferdinand Dubois | Inspector Ferdinand Dubois |
| DDeddy LemardeleyDubois' mother | Dubois' mother |
| JJean MoulardDubois' father | Dubois' father |
Michel CharrelFranck | Franck |
| FFrançois GuedonMaurice | Maurice |
| GGeorges ChenWen Yen | Wen Yen |
Yann LarvorMartin | Martin |
| RRaymond PiersonCommissioner Alton Beny | Commissioner Alton Beny |
| GGeorges DemianoffWen Yen | Wen Yen |
Danièle AzzaliniBrigitte | Brigitte |
| CChristian ScheyderGérard, assistant inspector | Gérard, assistant inspector |
Jacques Marbeuf'Paulo-les-Rubis' | 'Paulo-les-Rubis' |
| GGeorges ClairStuttering bartender | Stuttering bartender |
Gilbert ServienBoss of Sam Suffit | Boss of Sam Suffit |
| NNicole CorteggianiCatherine, Peter's wife | Catherine, Peter's wife |
| MMonique DoddMrs. Dubois | Mrs. Dubois |
| ÉÉtienne JaumillotBoss of the dance hall | Boss of the dance hall |
Sylvia BourdonGirl with Paulo | Girl with Paulo |
| FFrancisca SippernayConcierge | Concierge |
| JJesikaMonique | Monique |
| AAlbert LernerCabaret customer | Cabaret customer |
| HHenri ChalretCabaret customer | Cabaret customer |
Carmelo PetixErotic dancer | Erotic dancer |
| FFlorentinaErotic dancer | Erotic dancer |
Daniel DarnaultGas employee | Gas employee |
| GGaston MeunierWaiter of the cabaret | Waiter of the cabaret |
| FFrançois GuillaumeDancer at the dance hall | Dancer at the dance hall |
Valérie BoisgelNot listed | Not listed |
| RR. MichaudPeter | Peter |