1958/10: Escapement Aka The Electronic Monster 1958

 Watch movie:

https://youtu.be/GUMMv5gILSI 

https://en.wikipedia.org/wiki/Escapement_(film)

https://www.moriareviews.com/sciencefiction/electronic-monster-1960-escapement.htm

https://www.derekwinnert.com/escapement-the-electronic-monster-1958-rod-cameron-mary-murphy-meredith-edwards-peter-illing-carl-jaffe-kay-callard-classic-movie-review-10458/