Michael Hickey, originally of Manhasset, New York, is a screenwriter best known for the screenplay of the horror film Silent Night, Deadly Night. Hickey's controversial screenplay focused on a serial killer who, disguised as Santa Claus, takes the lyric "He knows if you've been bad or good so be good for goodness sake" rather too literally.Hickey also authored the stage play Murrow about the life of newscaster Edward R.