Acting (Owner of Puppet Show)

Acting (Dr. Fritz Heine)

Acting (Aldo Von Metz)

Acting (Dr. Szicki)

Acting (Wilhelm)

Acting (Mr. Novak (uncredited))

Acting (Professor Berger)

Acting (Herman Felsburg)

Acting (Peter Van Tyne)

Acting (Grand Duke Otto)

Acting (Papa Svoboda)

Acting (Major Domo)

Acting (German Piano Accompanist (uncredited))

Acting (Hotel Manager)

Acting (Professor Träumer)

Acting (Mr. Steinach)

Acting (Peter)

Acting (Haslinger)

Acting (Dr. Mueller)

Acting (The German)

Acting (Otto)

Acting (Popsy Lorenz)

Acting (Siegfried)

Acting (School Teacher (as Ludwig Stossel))

Acting (Mr. Puft)

Acting (Mr. Otto)

Acting (Jean Lamarte)

Acting (Carl Baumann)

Acting (Graub)

Acting (Binns)

Acting (Capt. Ziemer (uncredited))

Acting (Herman Bauer, bugomaster)

Acting (Herr Schultz the Innsbruck Forger (Uncredited))

Acting (Papa Julius Steelman)

Acting (Mr. Leuchtag (uncredited))

Acting (Underground Leader)

Acting (Dr. Schmidt)

Acting (Dr. Grazlich (Doc Powers' Partner))

Acting (Dr. Anton Marek)