Jean Marais
— Antoine Donadieu
Marisa Mell
— Frieda
Gérard Tichy
— Matras
Howard Vernon
— The 'professor'
Jean Lara
— Pelletier
André Cagnard
— Gouferolles
Léon Zitrone
— Self
José María Caffarel
— Police Technician
Carlos Casaravilla
— Varosky
Antonio Casas
— Colonel
Álvaro de Luna
— Hamlet
Fernando Guillén
— Colonel's Deputy
Víctor Israel
— Police Technician
Rico López
— Alvarez
José Manuel Martín
— Jaime
