Ángel del Pozo
Yevtushenko

Helga Liné
Natasha

Alice Reinheart
Miss Jones

José Jaspe
Conductor Koniev

George Rigaud
Count Maryan Petrovski

Víctor Israel
Luggage Worker
Faith Clift
American Passenger, Miss Bennett (uncredited)
Juan Olaguibel
Creature

José Marco
Vorkin

José Canalejas
Russian Guard