Dr. Gratzman (uncredited)
Nikolai Rabinoff
Butch Miller
Marquis (uncredited)
Michael Strogonoff
Ronnie (uncredited)
Ted Morgan (as Ivan B. Lebedeff)
Ramon
Prince Michael
Count
Ngah
Alexis Fournier
Alexander Rotcheff
Thief at Ball (uncredited)
Ramon Salinas
Boris
Amiel
Sheik
Ivan Valadov
Michael Browsky
Mr. Rosengoltz (uncredited)
Marquis Hugo di Binelli di Pisa
Marquis de Brissac
Feodor
Ivan Borokov - Russian Jockey
Pedro 'Pete' De Maneau
Captain Orloff
Bogen
Lonnie
Galdos
Menlo
The Commandant
Ramon Alvarez
Dr. Sascha Pilnakoff
Count Guilliano
Igor
Don Flavio Montenegro
The Prince
Prince Niko Gilitziv (Uncredited)
Dure
Hosainn
Count Andre Lukacha
Alex Stockmar
Alexis Dolan
Coco
Mischa Kawelin
Beaut Thibaut
Capt. Paul Fevier
Boris
Okura
Baron Rudolph Baritska
Prince Nicholaus of Aregon
Baron de Camp
Count Dimitriff (uncredited)
Stephen B. Hade AKA Four Fingers Dan
Baron Hayygard
Baron Von Stofel