An atomic scientist is found floating in a river with a bullet in his back and a radioactive halo around his body. The radioactivity has put him seven-and-a-half seconds ahead of us in time. He teams up with a reporter to stop his evil double from destroying his experiments in artificial tungsten.

Gene Nelsonas Mike Delaney
Faith Domergueas Jill Rabowski
Peter Arneas Dr. Stephen Rayner / Jarvis
Joseph Tomeltyas Detective Inspector Cleary
Donald Grayas Robert Maitland
Paul Hardtmuthas Dr. Bressler
Martin Wyldeckas Dr. Preston