Myrna Loy
Annemarie, aka Fräulein Doktor and Helena Bohlen
Acting
George Brent
Douglas Beall
Acting
Lionel Atwill
Herr Von Sturm
Acting
C. Henry Gordon
Ali Bey
Acting
Rudolph Anders
Karl (as Rudolph Amendt)
Acting
Mischa Auer
Ameel Roberts
Acting
Leo G. Carroll
Kruger, #117 aka Bertram Church (uncredited)
Acting