- Colleen Moore
- Jeannine Berthelot
- Gary Cooper
- Capt. Philip Blythe
- Eugenie Besserer
- Madame Berthelot
- Burr McIntosh
- Gen. Blythe
- Kathryn McGuire
- Lady Iris Rankin
- Cleve Moore
- Capt. Russell (flight commander)
- Arthur Lake
- The Unlucky One
- Richard Jarvis
- Aviator
- Jack Stoney
- The Kid
- Dan Dowling
- Aviator
- Dick Grace
- Aviator
- Stuart Knox
- Aviator
- Jack Ponder
- Aviator
- Harlan Hilton
- Aviator
- George Cooper
- Sergeant Hawkins
- Edward Dillon
- Corporal 'Smithie'
- Emile Chautard
- The Mayor
- Eddie Clayton
- The Enemy Ace
- J. Gunnis Davis
- Bit Part
- Frankie Genardi
- Little Boy
- Paul Hurst
- (uncredited)
- Yolanda Kruger
- (uncredited)
- Harold Lockwood
- (uncredited)
- Dan Mason
- (uncredited)
- Philo McCullough
- German Officer
- Nelson McDowell
- French Drummer
