- Lewis Stone
- Rudolf Rassendyll / King Rudolf
- Alice Terry
- Princess Flavia
- Robert Edeson
- Col. Sapt
- Stuart Holmes
- Grand Duke 'Black' Michael
- Ramon Novarro
- Rupert of Hentzau
- Barbara La Marr
- Antoinette de Mauban
- Malcolm McGregor
- Capt. Fritz von Tarlenheim
- Edward Connelly
- Marshal von Strakencz
- Lois Lee
- Countess Helga
- John George
- Dwarf-Assassin
- Snitz Edwards
- Josef
- Fairfax Burger
- Bersonin
- S.E. Jennings
- De Gautet
- Ted Billings
- Train Passenger Eating Banana
- Carrie Daumery
- Lady-in-Waiting
- Bynunsky Hyman
- Coronation Parade Spectator
- Eric Mayne
- Lord Burlesdon - Rudolf's Brother
- Lon Poff
- Archbishop
- Frederik Vogeding
- Detchard
- Carrie Clark Ward
- Rotund Train Platform Conductor
