During the Nazi occupation of Czechoslovakia, surgeon Dr. Franticek Svoboda, a Czech patriot, assassinates the brutal “Hangman of Europe”, Reichsprotektor Reinhard Heydrich, and is wounded in the process. In his attempt to escape, he is helped by history professor Stephen Novotny and his daughter Mascha.

The foppish mad scientist Dr. Goldfoot (Vincent Price) plots another mad scheme to take over the world by killing off the major military leaders of every country; to that end, he creates in his secret lab a bevy of bodacious girl bombs; full-length, life-size robots that explode when embraced.