Clint Walker as Gar Davis

Virginia Mayo as Celia Gray

Brian Keith as Clett

Richard Eyer as Chad Gray

Russ Conway as Sheriff of Largo

Michael Dante as Billings

John Cliff as Largo Refugee at Fort (uncredited)

John McKee as Largo Refugee at Fort (uncredited)

Bud Osborne as Largo Refugee at Fort (uncredited)

Roydon Clark as Largo Refugee at Fort (uncredited)

Gene Coogan as Largo Refugee at Fort (uncredited)