This film was physically hard on Alan Ladd - he injured a knee during the shoot and broke a hand on the last day of filming.
First film for Alan Ladd under his new contract with Warner Bros. after spending the previous ten years at Paramount.
During production, a massive fire occurred on the Warner Bros. lot causing $1.5M in damages. However, this film's unit was on location at the time.
The Bowie knife made for this film was also used in 'The Alamo' (1960) and the tv series 'The adventures of Jim Bowie'