Devil Dogs of the Air (a.k.a. Flying Marines) is a 1935 Warner Bros. film, directed by Lloyd Bacon and starring James Cagney and Pat O'Brien, reprising their earlier roles as buddies after making their debut as a "buddy team" in Here Comes the Navy. Devil Dogs of the Air was the second of nine features that Pat O'Brien and James Cagney made together. The film's storyline was adapted from a novel by John Monk Saunders.