- Ronald Colman
- Major Rudolf Rassendyll / The Prisoner of Zenda
- Madeleine Carroll
- Princess Flavia
- C. Aubrey Smith
- Colonel Zapt
- Raymond Massey
- Black Michael
- Mary Astor
- Antoinette de Mauban
- David Niven
- Fritz von Tarlenheim
- Douglas Fairbanks Jr.
- Rupert of Hentzau
- Torben Meyer
- Max
- Evelyn Beresford
- Lady Topham
- Ricardo Lord Cezon
- Little Boy
- Spencer Charters
- Railroad Porter
- Sally Conlin
- (uncredited)
- D'Arcy Corrigan
- Traveler
- Bonnie Gaye Cowen
- (uncredited)
- Alexander D'Arcy
- De Gautet
- Billy Diamond
- (uncredited)
- Ralph Faulkner
- Bersonin
- Billy Finnegan
- (uncredited)
- Byron Foulger
- Johann
- Charles K. French
- Bishop
- Otto Fries
- Luggage Officer
- Lawrence Grant
- Marshal Strakencz
- Charles Halton
- Passport Officer
- Lillian Harmer
- Traveler
- Darryl Hickman
- (uncredited)
- Boyd Irwin
- Master of Ceremonies
- Emmett King
- Lord High Chamberlain
- Isabel La Mal
- Traveler
- Howard Lang
- Josef
- Montagu Love
- Detchard
- Ian Maclaren
- Cardinal
- Marilyn Marlin
- (uncredited)
- Dickie Meyers
- (uncredited)
- June Parkes
- (uncredited)
- Alexander Pollard
- Court Officer
- Russ Powell
- Traveler
- Henry Roquemore
- Man with Female Traveler
- Sam Savitsky
- Announcer at Grand Ball
- Al Shean
- Orchestra Leader
- Leslie Sketchley
- Guard at Lodge
- Philip Sleeman
- Albert von Lauengram
- Pat Somerset
- Guard at Lodge
- Count Stefenelli
- Royal Subject
- Wilhelm von Brincken
- Krafstein
- Ben Webster
- Lord Topham
- Eleanor Wesselhoeft
- Frau Holf
