A French doctor sentenced for treason performs brain surgery on the prison commandant's daughter.
Boris Karloff
as Dr. Charles Gaudet
Nedda Harrigan
as Madame Lucien
James Stephenson
as Col. Armand Lucien
Adia Kuznetzoff
as Pierre
Rolla Gourvitch
as Collette
Will Stanton
as Bobo
Edward Keane
as Dr. Duval
Robert Warwick
as Demonpre
Pedro de Cordoba
as Marcal
Tom Wilson
as Emil
John Harmon
as Andre
Richard Bond
as Georges
