as Professor Berdorff
as Doctor
as Gustav Muller
as Louis
as Riederer, Amtshauptmann von St. Vigil
as Dr. Schickel
as Mr. Leuchtag (uncredited)
as Professor Träumer
as Jean Lamarte
as Dr. Grazlich (Doc Powers' Partner)
as Mr. Otto
as Henry 'Pop' Gehrig
as Dr. Lubbeck
as Haslinger
as Dr. Fritz Heine
as Siegfried
as Pastor
as The German
as Personalchef Klapper
as Herman Felsburg
as Arbeiter
as Dr. Anton Marek
as German Piano Accompanist (uncredited)
as Owner of Puppet Show
as Hotel Manager
as Papa Svoboda
as Brock (uncredited)
as Hotelier Brunn
as Major Domo
as Capt. Ziemer (uncredited)
as Carl Baumann
as Aldo Von Metz
as Professor Berger
as Wilhelm
as Capt. Angst
as Caesar
as School Teacher (as Ludwig Stossel)
as Grand Duke Otto
as Dr. Schmidt
as Dr. Mueller
as Peter
as Dr. Gerhardt
as Mr. Puft
as Generaldirektor Leon
as Zuschauer
as Papa Julius Steelman
as Theaterdirektor
as Dir. Rohrbach
as Livius Heintze, Unterwäschefabrikant
as Li Yoseph
as Der Hoteldirektor
as Dr. Szicki
as Herman Bauer, bugomaster
as Popsy Lorenz
as Bratfisch
as Mr. Steinach
as Mr. Novak (uncredited)
as Herman Miller
as Vetter, der Pfarrer von Sankt Jakob
as Otto
as Binns
as Dr. Breithaut
as Valentin Rainer
as Herr Schultz the Innsbruck Forger (Uncredited)
as Pichler
as Graub
as Otto Kessler
as Adolph Van Beers
as Professor
as Professor Roff
as Professor Harnish
as Jonathan Bigby / clock-keeper
