Hop Harrigan, a top Air Corps pilot, leaves the military and he and his mechanic, Tank Tinker, open up a small charter air service. They are hired to fly an inventor, Dr. Tabor, to his secret laboratory, where he is working on a new and powerful energy machine. However, a mysterious villain named The Chief Pilot is determined to have the new energy machine for his own purposes and kidnaps Dr. Tabor.

Cast:William Bakewell, Jennifer Holt, Robert "Buzz" Henry, Sumner Getchell, Emmett Vogan, Claire James,

Genre:Action, Thriller,

country:United States of America,

Production:Sam Katzman Productions,