Classic TV - Tales of Tomorrow - "The Ghost Writer" (1953)

An out of work writer accepts a well-paying offer from a mysterious man to help ease the burden on his wife. Soon, however, he becomes increasingly disturbed as the incidents he writes about begin to occur in real life.
https://www.imdb.com/title/tt0717032/?ref_=fn_al_tt_1

This video is in the Public Domain.