James Cagney as Brian MacLean (bush pilot)

Dennis Morgan as Johnny Dutton (bush pilot)

Brenda Marshall as Emily Foster

Alan Hale as Francis Patrick 'Tiny' Murphy (bush pilot)

George Tobias as Blimp Lebec (bush pilot)

Reginald Gardiner as Scrounger Harris (bush pilot)

W.A. Bishop as Himself

Reginald Denny as Commanding officer

Russell Arms as Louis 'Alabama' Prentiss

Paul Cavanagh as Group Captain

Clem Bevans as Sam 'Store-Teeth' Morrison

J.M. Kerrigan as Foster (storekeeper / Emily's father)

J. Farrell MacDonald as Dr. Neville (from Churchtown)

Patrick O'Moore as Fyffe

Morton Lowry as Carmichael

Pat Flaherty as Drill Sergeant