Gérard Barray as Serge Vadile, agent X 13

Sylva Koscina as Mania

Agnès Spaak as Ingrid

José Suárez as Franck

Yvette Lebon as Elvire

Renato Baldini as Dr. Lupescu

Gemma Cuervo as Solange

Gérard Tichy as Dr. Reichmann

Luis Induni as M. Klein

José Luis Chinchilla as

Aldo Bufi Landi as

Giacomo Furia as

Osvaldo Genazzani as

Alberto Cevenini as

Óscar Pellicer as

Miguel de la Riva as

Emilio Sancho as

Carlos Miguel Solá as