Oscar-winner James Cagney ("Yankee Doodle Dandy") stars in this WWII adventure about a mail flyer who joins the Canadian Air Force for fun but finds himself having to prove his worth when he goes to war. Co-starring Dennis Morgan ("The Great Ziegfeld") and Brenda Marshall ("The Sea Hawk"). Directed by Oscar-winner Michael Curtiz ("Casablanca," "Yankee Doodle Dandy").