[1] Trans-Global Airlines president Douglas Harrison (Pierre Watkin) wants to force Terry O'Rourke (Robert Livingston), and his rival Polar Airways out of business.

Harrison connives Kay Cameron (Mae Clarke) to infiltrate O'Rourke's Edmonton, Alberta headquarters.

Dixon (Hugh Prosser) of the Canadian Air Patrol discovers she and Harrison's company pilot, Johnny Martin (James Cardwell), were involved in a scheme to ruin O'Rourke.

Under the working title, Daredevils of the Sky, principal photography began in mid-February 1948 at the Republic Pictures Corp. studio and backlots, Los Angeles, California.

[5] Actor-comedian Chris Elliott kept a vintage Daredevils of the Clouds poster in his office when he was a writer on Late Night with David Letterman.