A deranged engineer, bent on revenge for the deaths of his wife and daughter, sets two passenger trains on a collision course, and con-man William Shatner puts his life on the line to ward off the crash.

Lloyd Bridges
as Al Mitchell

Raymond Burr
as Estes Hill

Robert Fuller
as Matt Leigh

Pat Hingle
as John Marsh

E.G. Marshall
as Roy Snyder

Yvette Mimieux
as Paula Harvey

William Shatner
as Stuart Peters

Paul L. Smith
as Jim Waterman / Victor Prescott

Arthur Malet
as Southbound Conductor

Harry Caesar
as Northbound Conductor