Cast
- Rin Tin Tin as The Grey Ghost
- Jason Robards Sr. as Steve Harley
- Dorothy Dwan as Janet
- Tom Santschi as Ben Harley
- Billy Kent Schaefer as Crippled Boy
- Jimmy Boudwin as School Student
Crew
- Howard Bretherton · Director
- Dorothy Yost · Writer
- Edward Clark · Writer
- Frank Kesson · Cinematographer