Feodor Chaliapin Jr.
Soldier (uncredited)
Charles Ruggles
Nicki Popoff
C. Aubrey Smith
General Karagin
Lionel Atwill
Professor Marakov
Roland Varno
Lieutenant Nikitin
Ernö Verebes
Danchenoff's Secretary (uncredited)
Zeffie Tilbury
Natalya Petrovna
Frank Morgan
Ivan Danchenoff
Frederick Worlock
Ramensky
Ilona Massey
Lydia Marakova
Michael Mark
(uncredited)
Abner Biberman
Leo Proplinski
Alma Kruger
Mrs. Danchenoff
George Tobias
Slaski
Andrew Tombes
Wilbur Allison (uncredited)
Nelson Eddy
Prince Peter Karagin, aka Peter Teranda
Marjorie Woodworth
Russian Girl (uncredited)
Frank Puglia
Ivan (uncredited)
Joyce Compton
Masha
Rand Brooks
Crying Soldier (uncredited)
Charles Judels
Batoff (uncredited)
Phillip Terry
Lieutenant Smirnoff
John Bleifer
(uncredited)
Harry Semels
(uncredited)
Maurice Cass
(uncredited)
Lee Phelps
Doorman (uncredited)
William Royle
(uncredited)
John Holland
(uncredited)
Kay Sutton
Girl (uncredited)
Paul Sutton
Anton
Harry Worth
(uncredited)
Constantine Romanoff
(uncredited)
Paul Newlan
Policeman
Jack Luden
(uncredited)
Charles Brokaw
Soldier (uncredited)
Marla Shelton
(uncredited)
Dalies Frantz
Dimitri Marakov
Al Ferguson
Singer (uncredited)
Willy Castello
Capt. Testoff
Walter Woolf King
Michael Sibirsky
Mildred Shay
Jeanette Sibirsky
Ellinor Vanderveer
(uncredited)
Hector V. Sarno
(uncredited)
Irene Coleman
Cafe Girl (uncredited)
Harry Lamont
(uncredited)