Catherine II
Le baron de Kempelen
Le prince Serge Oblonsky
Sonia Vorowska
Le prince Boleslas Vorowsky
Potemkine
Stanislas
Wanda Zalewska
A toymaker in Poland specializes in building lifesize mechanical men. He builds a chess-playing "automaton" to hide a pretty young Polish activist who is being hunted by occupying Russian forces.