The Painted Desert selected Higgin to direct the film, as well as naming the stars of the film, William Boyd and Dorothy Burgess. Later in the month it was reported that Higgin would head to Arizona to begin location scouting for the film, accompanied by fellow director, Tay Garnett, however in August Higgin began scouting in the Arizona desert with the screenwriter, Tom Buckingham. It was announced that the film would employ over 300 extras. Higgin was familiar with the area, having working in and around Flagstaff, Arizona as a lumberjack prior to his entering the film industry. Towards the end of August
Chumash Painted Cave State Historic Park to possibly 1000 years or more. There is also evidence of graffiti beginning with early white settlers, which eventually led to creation of a protective physical barrier and State Historic Park status. In 1972 it was added as Site #72000256 on the National Register of Historical Places. Access is from State Route 154 about north of U.S. Route 101 in the San Marcos Pass in the Santa Ynez Mountains, on Painted Cave Road. The cave is adjacent to the left side of this narrow one-lane mountain road, with a slightly widened shoulder that provides parking for one or two vehicles.