Calificación
Reparto

John Saxon
Capt. Anthony Vico

Kathleen Miller
Dr. Allison Crowley

Keene Curtis
Dr. William Scott

James Olson
Surgeon

Martine Beswick
Tana

Reb Brown
Sprang

Ford Rainey
Sirus

Bill McKinney
Badger

Gerrit Graham
Daniel

Catherine Bach
Lara, the Guide

Cynthia Wood
Arana

Norland Benson
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Richard Farnsworth
Elder

Lawrence Greenstein
Mutant (uncredited)