Henri Vidal as Docteur Guilbert

Florence Marly as Hilde Garosi

Fosco Giachetti as Garosi

Paul Bernard as Couturier

Jo Dest as Forster

Michel Auclair as Willy Morus

Anne Campion as Ingrid Eriksen

Jean Didier as The Captain

Lucien Hector as Eriksen

Andreas Von Halberstadt as

Marcel Dalio as Larga

Jean Lozach as

Georges Niemann as

Karl Münch as le second du sous-marin

Jean Lozach as l'opérateur radio

Max Hermann as le torpilleur

Claude Vernier as le chef des mutins

Pierre Fuchs as Bit Part

Carrère as

Jeanne Herviale as

Kurt Kronefeld as

Thierry Michel as

Paul Sabas as