The Great Radium Mystery
- Tau: 1919
- Whenua: United States of America
- Momo: Adventure, Action
- Studio: Universal Film Manufacturing Company
- Kupu matua: government agent, movie serial
- Kaiwhakahaere: Robert Broadwell, Robert F. Hill
- Maka: Cleo Madison, Bob Reeves, Eileen Sedgwick, Bob Kortman, Ed Brady
