as Prof. Dupont

as Bruno Steffen (as Andre Charlot)

as Dr. Renee

as Guest (uncredited)

as Dr. Clark

as French Minister (uncredited)

as Dr. Hamil (uncredited)

as Mr. Kalenin

as Distinguished Man (uncredited)

as Andre Leroux

as Father Antoine

as E.E. Cartwright

as Paris Cafe Manager (Uncredited)

as Carroll White

as Priest (uncredited)

as Keith (uncredited)

as Director

as Producer

as Producer

as Director