Rudolf Rassendyll / King Rudolf

Lewis Stone

Acting

Princess Flavia

Alice Terry

Acting

Colonel Sapt

Robert Edeson

Acting

Grand Duke 'Black' Michael

Stuart Holmes

Acting

Rupert of Hentzau

Ramon Novarro

Acting

Antoinette de Mauban

Barbara La Marr

Acting

Capt. Fritz von Tarlenheim

Malcolm McGregor

Acting

Marshal von Strakencz

Edward Connelly

Acting

Countess Helga

Lois Lee

Acting

Assassin

John George

Acting

Josef

Snitz Edwards

Acting

Bersonin

Fairfax Burger

Acting

De Gautet

S.E. Jennings

Acting

Train Passenger Eating Banana (uncredited)

Ted Billings

Acting

Rudolf's Brother Lord Burlesdon (uncredited)

Eric Mayne

Acting

Archbishop (uncredited)

Lon Poff

Acting

Detchard (uncredited)

Frederick Vogeding

Acting