A test pilot and his weather observer develop a "robot" control so airplanes can be flown without pilots, but enemy agents get wind of it and try to steal it or destroy it.
Jerry Barton
Betty Lambert
Maude Lambert
'Doc' Williams
George B. Lambert
Jones
Pedro
Karl
Otto
Judge
Capt. North
Col. Lemon
Radio Operator on Field
'Pappy' Clayton
Radio Operator on Plane
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