Fryderyk Jarossy

as Count Cagliostro

M. Rutkovskaya

as Lorenza

B. Dzenayevich

as Leonardo, Lorenza's fiancé

Olga Tschechowa

as Lyutsina Rothenshtein

Nicolas Rimsky

as Prince Heinrich Rothenstein

Arseniy Bibikov

as Altotasa the alchemist

G. Targonskiy

as Cagliostro's servant