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.
1968
1942
1943
1979
—
1959
1938
1969
1949
1973
1990
2004
1996
2002
1993
1987
2001
1985
1956
2009
