Jeff Warren, a Korean War vet just returning to his railroad engineer's job, boards at the home of co-worker Alec Simmons and is charmed by Alec's beautiful daughter. He becomes attracted immediately to Vicki Buckley, the sultry wife of brutish railroad supervisor Carl Buckley, an alcoholic wife beater with a hair-trigger temper and pe...

An L.A. District Attorney attempts to take an unwilling murder witness back to the United States to testify against a top-level mob boss. Frantically attempting to escape two deadly hitmen sent to silence her, they board a Vancouver-bound train only to discover that the killers are onboard with them. For the next 20 hours, as the train...