Eric Baum
Hymn Book Harry
Lawyer (uncredited)
The General
Dr. Emile Von Hallor (uncredited)
Senator Joseph Benton
Van Wyck
Amasu Munn
German Spy
Dr. Ambrose Lindquist
Austrian Secret Service Chief
Professor Moriarty
Cohannigan
Señor Joaquin Santos
Professor Jones
Ambassador (uncredited)
Von Donnen / Dr. Max Bloom
King Karl VII
Jacob Vandergraft
Mocking Face
Stoddard
Endicott Lee
Ekstrom
Inspector Von Kessling
Prince de Polikoff
General Boris Alexandroff
Mr. Vogel
Mr. Carrisford
Carl Von Lucker
The Chancellor
Jerome Frantz
Datto of Mandat
Mr. Jones
Dr. Nathan Kurtzman
Kinkelin
Baron Ballin
Krehl
Mr. Grimes
Father Paquette
Otto Krueger
The Usurper Ruiz
Dr. Venrees
Grammont
Larson
Court Servant at Dinner (uncredited)
Gardener (uncredited)
Prof. Paul Coriolos
Dr. Jollyem
Burgher
German Doctor
Chemist
President of Trial Court
De Nou
Porter
Billali
Albert Grood
Wetheimer
Morphew
Vigilante Leader
Pierre Corlet
Foxy
The Surgeon (uncredited)
Melville Bladen
Dr. Max Von Immen
Attorney Harry Berger
Priest (uncredited)
Surgeon (uncredited)
Clom
Dr. Franz Wolfe (uncredited)
Andrew North
Gómez
Doctor (uncredited)
Prime Minister
Jupiter
Grand Duke
Dutch - Politician in Jack's Office
Mordaunt
Factory Owner
Pop Hanson
Neri - the Alchemist (uncredited)
Austrian General
Metternich
Oliver de Daim
King's Confessor (uncredited)
Stephen Densmore
Horace Hammer
Hendrick Van Mier
Marques de Bazan
Karl Von Drutz
Geneneral Schieffenzahn
M. Pratouchy
Doctor Bloom, Police Dept.