Martin Miller

as Prof. Yuri Dutrov (1 episode)

as Prof. Vivier

as Police Chief (uncredited)

as Watchmaker / Number Fifty Four (1 episode)

as Herman

as Head Waiter

as Father (1 episode), as Rabbi Taub (1 episode)

as Kublai Khan

as Scionneau (1 episode)

as Prof. Gruber

as Pierre Luigi - Photographer

as Kublai Khan (2 episodes)

as Mr Smith (1 episode)

as Dr. Schwatzbacher

as Hugo Bergmann

as Schroeder

as Man with Microscope

as Mr. Justin (1 episode), as Jerome (1 episode)

as Dr. Stelitz (1 episode)

as Mr Green (1 episode)

as Rossi

as Dr. Odenheim

as Stavros (1 episode)

as Ambrose Solto

as Dr. Rosen