- Frank McCormick
- Carl Meyer
- Ralph Forbes
- John Geste
- Lester Vail
- Otis Madison
- Otto Matieson
- Jacob Levine
- Don Alvarado
- Ramon Gonzales
- Bernard Siegel
- Ivan Badinoff
- Irene Rich
- Lady Brandon
- Myrtle Stedman
- Mrs. Frank Madison
- Loretta Young
- Isobel Brandon
- John St. Polis
- Judge Advocate
- Joe De Stefani
- Prosecuting Attorney
- Paul McAllister
- Sgt. Frederic
- Hale Hamilton
- Maj. LeBaudy
- George Regas
- The Emir
- Leni Stengel
- Zuleika
- John D. Bloss
- Beau Geste - as a child
- Clifford Ingram
- Foreign Legion Soldier
- Macon Jones
- Otis Madison - as a child
- Marvin Jones
- Trumpet Player
- Wilfrid North
- French Officer
- Helen Parrish
- Isobel - as a Child
- Gordon Thorpe
- John Geste - as a child
