The golem is a creature made from clay and brought to life to protect the Jews of Prague. The golem is related to the monster from Frankenstein and the robots from R.U.R.
Here's the 1920 version from German expressionist Paul Wegener:
This was the third (and last) Golem film that Wegener made. Here are some fragments from Wegener's "lost" 1915 film The Golem:
For more Overlooked Film and/or A/V, go to Todd Mason's blog Sweet Freedom.