Mr. Klein
Baron Karl Ludwig von Ettenburg
Papa Mueller
Captain
Ludwig Teller
Yo-Yo
Prof Schoepp
Knubel (uncredited)
Hernandez - Man with Briefcase (uncredited)
Nikolai
Marchetti (uncredited)
Marcel Vivin
Prof. Montague
Stooge (uncredited)
Mr. Bostoff (uncredited)
Minister (uncredited)
Teuton
Consul (uncredited)
Takahashi
Dutch Banker (uncredited)
