cast
- Carl Brisson
- Jack Sander, "Round One"
- Lilian Hall Davis
- Nelly
- Ian Hunter
- Bob Corby, the champion
- Forrester Harvey
- Harry, the Traveling Showman of the Ring
- Gordon Harker
- George
- Harry Terry
- Barker
- Billy Wells
- Boxer
- Clare Greet
- Gypsy
- Charles Farrell
- Second
crew
- Alfred Hitchcock
- Director, Screenwriter
- John Maxwell
- Producer
- Alma Reville
- Screenwriter
- Jack Cox
- Cinematographer
- John J. Cox
- Cinematographer
