The Curse of Frankenstein 1957

Baron Victor Frankenstein has discovered life's secret and unleashed a blood-curdling chain of events resulting from his creation: a cursed creature with a horrid face — and a tendency to kill.

King Kong Escapes 1967

King Kong is brought in by an evil genius to dig for precious gems in a mine when the robot Mechani-Kong is unable to do the task. This leads to the machine and the real Kong engaging in a tremendous battle that threatens to level Japan.