Trivia

Gloria Grahame's singing is dubbed by Jo Ann Greer.

(at around 29 mins) Al enters the El Perico Cantina; "el perico" is Spanish for "the parakeet".

According to Universal press materials, some scenes were shot in Reseda, CA. with portions shot in Tijuana.

Final film of Lewis Wilson playing the uncredited role of "Border Patrol Officer".

Based on the story "Cry Copper" by Gladys Atwater.