"Darby's Rangers" was filmed, economically, on the studio backlot. The supporting cast includes: Murray Hamilton, Adam Williams, Corey Allen, and William Wellman Jr. French actress Etchika Choureau (née Jeannine Paulette Verret) made her Hollywood début in this film, and acted in "Lafayette Escadrille", then returned to Europe. Francis De Sales had an uncredited role as a captain. The film emphasizes romantic subplots, as Darby counsels his soldiers about their personal problems. William H. Clothier's black and white cinematography blends with the stock footage, and renders the sets believable.