The Unknown Terror

Mala Powers as Gina Matthews Richard Gilden as Raoul Koom Gerald Milton as Dr. Ramsey Duane Grey as Lino Patrick O'Moore as Dr. Willoughby Sir Lancelot as Sir Lancelot Paul Richards as Peter Morgan John Howard as Dan Matthews May Wynn as Concha Ramsey Martín Garralaga as Lead Villager

Michael Luciano Editor Joseph F. Biroc Director of Photography Charles Marquis Warren Director