Jeanne Crain
— Helen
Pierre Brice
— Jan Ketusky
Elena Zareschi
— Princess Kurzevich
Akim Tamiroff
— Mielski Zasloba
Raoul Grassilli
— Basilio
John Drew Barrymore
— Bohun
Gordon Mitchell
— Ulrich
Giacomo Rossi Stuart
— (as Giacomo Rossi-Stuart)
Milena Vukotić
Ornella Vanoni
Bruno Nessi
— Longin
Eleonora Vargas
— Horpina
Gabriella Andreini
— Anussia
Nerio Bernardi
— Geremia