You may have seen one of these films but there is also a stage version of this 1959 novel, "The Manchurian" this
But while 
it's true that the film didn't get a lot of play, the reason was more... [DOC] [TLE] The Manchurian Candidate by Richard Condon  Reviews ... [PAR] I've heard about The Manchurian Candidate for years but hadn't seen the movie 
nor read the book.