Donald Woods, Kathryn Adams, Robert Armstrong, Eduardo Ciannelli, Jacqueline Dalya, Billy Halop, Reed Hadley, Irving Mitchell, Edgar Edwards, John Holland, Roy Gordon, Alex Callam, Phil Warren, Bill Cody Jr.
Captain Bob Dayton and Lieutenant Ed Carey are partners in a company called "Sky Raiders" which seeks US government contracts for its inventions. Enemy spies attempt to steal, sabotage and discredit the inventions and founders of the company.