O'Brien is an average Joe who works hard at his telephone company repair job. He meets Kelley and Porter and fixes up a system that will bring them the race results of far-away tracks. It isn't long before O'Brien has eyes for Kelley's position and Porter's wife, Dru. When Kelley is mysteriously killed, O'Brien takes over. © 1950, renewed 1977 Columbia Pictures Industries, Inc. All Rights Reserved.