Ludwig Stössel

as Mr. Leuchtag (uncredited)

as Arbeiter

as Dr. Lubbeck

as Siegfried

as Henry 'Pop' Gehrig

as Otto Kessler

as Doctor

as Owner of Puppet Show

as Herman Miller

as The German

as Caesar

as Capt. Ziemer (uncredited)

as Jean Lamarte

as Herman Felsburg

as Dr. Anton Marek

as Professor Berdorff

as Professor Träumer

as Dr. Schickel

as Herr Schultz the Innsbruck Forger (Uncredited)

as Carl Baumann

as Mr. Otto

as Aldo Von Metz

as Mr. Fixit

as Grand Duke Otto

as Hotel Manager

as Mr. Novak (uncredited)

as Dr. Szicki

as Piano Tuner

as Dr. Gerhardt

as Dr. Grazlich (Doc Powers' Partner)

as Dr. Mueller

as Louis

as School Teacher (as Ludwig Stossel)

as Herman Bauer, bugomaster

as Mr. Steinach

as Major Domo

as Dr. Fritz Heine

as German Piano Accompanist (uncredited)

as Mr. Puft

as Gustav Muller

as Haslinger

as Binns

as Graub

as Professor Roff

as Wilhelm

as Capt. Angst

as Dr. Snider

as Professor

as Papa Julius Steelman

as Peter

as Professor Harnish

as Polizist

as Jonathan Bigby / clock-keeper

as Riederer, Amtshauptmann von St. Vigil

as Pastor

as Li Yoseph

as Zuschauer

as Dr. Schmidt

as Professor Berger

as Brock (uncredited)

as Dr. Breithaut

as Pichler

as Hotelier Brunn

as Bratfisch

as Personalchef Klapper

as Theaterdirektor

as Otto

as Popsy Lorenz

as Dir. Rohrbach

as Vetter, der Pfarrer von Sankt Jakob

as Papa Svoboda

as Generaldirektor Leon

as Valentin Rainer

as Livius Heintze, Unterwäschefabrikant

as Der Hoteldirektor

as Fritz Schermer