Warner Oland
Dr. Boris Karlov
Acting
June Collyer
Kitty Conover
Acting
Lloyd Hughes
Prince Nicholas Petroff
Acting
Clara Blandick
Aunt Abbie
Acting
Hale Hamilton
Martin Kent
Acting
Wallace MacDonald
Prince Gregor Petroff
Acting
George Fawcett
General Petroff
Acting
Florence Lake
Anya Karlov
Acting
Mischa Auer
Peter
Acting
Ernest Hilliard
Prince Ivan Petroff
Acting