Classic TV -Tales of Tomorrow -_"Sneak Attack" (1951)
When unmanned Soviet planes land at 25 big city airports and threaten to detonate their payloads, America's only hope is a covert agent in an Iron Curtain hospital.
https://www.imdb.com/title/tt0717046/?ref_=fn_al_tt_4
This video is in the Public Domain.
https://www.imdb.com/title/tt0717046/?ref_=fn_al_tt_4
This video is in the Public Domain.