Talking about his personal life, Comanche Todd (Richard Widmark) said that his wife was 23 when she was killed with their 2 sons. Regarding marriage, Todd asks Jenny "You been broke in?" Jenny's answer "To marriage, no not yet", passed the censors, (By being broke in, he referred to breaking horses).
The third film Director-Writer Delmar Daves shot in the Oak Creek Canyon, located 120 miles north of Phoenix. The waterfalls Tommy Rettig is saved from is Slide Rock, a State Park located in Oak Creek Canyon. Daves had previously used Slide Rock in both Broken Arrow (1950) and Drum Beat (1954).
Stephanie Griffin's debut and the only feature film she appeared in. She plays the younger sister of Susan Kohner but in real life Griffin was over 2 years older than Kohner.
As of February 2023, the actresses Felicia Farr, Stephanie Griffin and Susan Kohner are still alive. Respectively, b.1932/1934/1936.
This was the second of two films that Tommy Rettig made with Richard Widmark: he played Widmark's son in Elia Kazan's Panique dans la rue (1950).