In 1863, having escaped from a rock-quarry prison in Salt Lake, six inmates led by convicted murderer Pete Black take over a small wagon train headed by preacher Jacob Karns. Tensions and hardships grow as the travelers continue to trek toward California across dry, desolate country.
John Payne
Dennis O'Keefe
Arleen Whelan
Frank Faylen
Mary Anderson
Peter Hansen
Richard Rober
Griff Barnett
Dooley Wilson
Arthur Hunnicutt
Ilka Grüning
Tex Driscoll
Paul Fierro
Howard Negley
Susan Whitney