A subplot involves a Blackfeet Indian girl, Mary Tiller, a brilliant award-winning scholar whose overriding worries center on her father, Katoonai, a fugitive from the White man's justice.

In a contemporary review for The New York Times, critic Bosley Crowther called the film "unnatural, uninteresting and drab" and wrote: "Since our great national parks are open to virtually anyone who cares to visit them, there probably is no way of preventing their occasionally being exploited and abused.

And that is most certainly what has happened to Glacier Park in the R. K. O. film ... [A] company of Hollywood people has the cheek to play a tale that hasn't the vitality or intelligence of a good comic-strip episode.

"[7] More recently, critic Dennis Schwartz has also reviewed the film negatively, writing: "An action movie made for 3D that starts off looking like a real corker but winds up looking as stale as month-old bread.

Despite a fine cast (unfortunately they all give corpse-like performances), capable screenwriters Charles Bennett and W.R. Burnett, and veteran story writers Horace McCoy and James Edmiston, the film is at best bearable ... William Bendix plays a blustery park ranger chief who knew Mature from their days as marines.