Overview
French scientists are developing a secret weapon, a gun that uses the mysterious powers of X-ray and ultra violet rays, called a "Ray Rifle." Miss Dalton played the girl that would protect it from German spies.
Cast
- Dorothy Dalton as Paula Harris
- Thurston Hall as Hugo Wagner
- Edward Cecil as Clement Boyd
- Leota Lorraine as Dorothy Robinson
- Otto Hoffman as Frederick Fischr
- Charles K. French as William Kremlin