The Great Radium Mystery
- Selemo: 1919
- Naha: United States of America
- Mofuta: Adventure, Action
- Studio: Universal Film Manufacturing Company
- Lentsoe la sehlooho: government agent, movie serial
- Motsamaisi: Robert Broadwell, Robert F. Hill
- Sebapali: Cleo Madison, Bob Reeves, Eileen Sedgwick, Bob Kortman, Ed Brady
