Frank is an American oil surveyor working near the US–Mexico border. With Pepe, he finds Grant Phillips and Doreen Culbertson suffering in the Muerto Desert and brings them to the field hospital. He then hears Grant's account, although the story does not establish that he accepts it.
John Robert Martin has 4 screen credits in a career dating back to 1951. Signature works include Untamed Mistress, Mesa of Lost Women, Jail Bait. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
