In this sci-fi/western film set two hundred years from now, a bank robber, Grange is captured and sentenced to the penal colony on the mining planet Proxima Centauri 3 where he meets bounty-hunter Walker, and the Colonel, a retired policeman from LA who was considered the best of his kind. Grange is a dangerous lunatic and Walker and the Colonel must team up to keep him from escaping.
Richard Farnsworth
as Colonel
Michael Paré
as Grange
John Laughlin
as Walker
Lee Purcell
as Maggie
Lewis van Bergen
as Drago
William Windom
as Gov. Tovah
Frank Doubleday
as Brain Surgeon
Dennis Redfield
as Quinn
Harold Sylvester
as Max Bryson
John Richard Petersen
as Bank customer (uncredited)
Hank Worden
as Old Codger