as George Hazelhurst
as Norton (uncredited)
as Narraboth, Captain of the Guard
as Professor Nichols (uncredited)
as Col. Hendricks (uncredited)
as The Brother
as Commissionnaire Desmard
as Clarence Hyle
as Emanuel Müller
as Blais
as Harlan Carr
as Colonel Rathbone
as Emperor Maximilian - Prologue
as Alec Langley
as Lieutenant Ober
as Alexander Vernon
as Lionel Brooks
as Robert Busch / Crown Prince
as Joeffrey Vandermuellen
as George Pratt
as Robert Haskell
as Crown Prince of Germany
as Professor Fullerton
