The Spies takes place in a rundown sanitarium, which is subtly but thoroughly taken over by a ruthless gang of international spies. One of the new "patients" is purportedly the inventor of a new nuclear explosive device, which of course attracts the attention of Russian and American counterspies. When it turns out that the inventor is a phony, it throws the entires espionage community into a frenzy. Before long, it is impossible to tell the good guys from the bad.
Source : allmovie.com