Hélène Masson visits her friend Gérôme Savignat in the isolated rejuvenation clinic owned by Dr. Devilers and his partner Dr. Berbard. But after a series of tragic events, Hélène goes further in her investigation of the clinic.
Hélène
Devilers
Jérôme Savignat
Bernard
Denise
Me René Gassin
The cafe owner
Lise de Riberolle
Prosecutor of Boissiere
Henriette Lussac
The cafe owner's wife
Manoel
João
Camille Giovanelli
Colonel de Riberolles
Marcel Lussac
Paul Giovanelli
Commissioner
Male nurse
Le Quérec (uncredited)
