In 1776, an inventor conceals a Polish nobleman in his chess-playing automaton, a machine whose fame leads it to the court of the Russian empress.

Pierre Blanchar
as Boleslas Vorowski

Charles Dullin
as Baron von Kempelen

Édith Jéhanne
as Sophie Novinska

Camille Bert
as Maj. Nicolaieff

Pierre Batcheff
as Prince Serge Oblomoff

Marcelle Charles Dullin
as Wanda

Armand Bernard
as Roubenko

Alexiane
as Olga

Pierre Hot
as King Stanislas

Jaime Devesa
as Prince Orloff