Leo Genn as Michael Pemberton

Giovanna Ralli as Esperia Beli

Renato Salvatori as Renato Balducci

Paolo Stoppa as Prince Alessandro Antoniani

Sergio Fantoni as Don Valiero

Enrico Maria Salerno as Doctor Costanzi

Sergey Bondarchuk as Fyodor Nazukov

Hannes Messemer as Baron Von Kliest

Peter Baldwin as Peter Bradley

Laura Betti as Teresa

Rosalba Neri as Virginia

Giulio Calì as L'autista

George Petrarca as Tarcisio

Carlo Reali as Giacinto

Leopoldo Valentini as Alfredo

Roberto Palombi as Sor Giacinto