Lee Majors as Will Kane

David Carradine as Ben Irons

J.A. Preston as Alonzo

Michael Pataki as Darold

Katherine Cannon as Amy Kane

M. Emmet Walsh as Harold Patton

Frank Campanella as Dr. Losey

Tracey Walter as Harlan Tyler

Britt Leach as Virgil

Pernell Roberts as Marshal J.D. Ward

Charles Benton as Emmett

Sanford Gibbons as Frank Stam

Stoney Jackson as Telegrapher

Francesca Jarvis as Mrs. Garver

Henry Kendrick as Martin Garver

Kirk Koskella as Richie

Warren Stanhope as Desk Clerk

Tiny Wells as Riley