- Edna Murphy
- Natalie Van Cleef
- Jack Mulhall
- Robert 'Bob' Clayton
- Constance Bennett
- Madge Clayton, his sister
- Bradley Barker
- Bert Moore
- Frank Lackteen
- Dr. Vining
- Frances Landau
- Mrs. Fawcette
- Harry Semels
- Ivan Invanovitch
- Tom Goodwin
- Police Inspector Cabot
- Paul Porter
- Paul Mannering, The Emperor
