October 27th
- 1924 – Michael Avallone was born.
- 1937 – Pyramid first aired on the radio.
- 1942 – Mungahra first aired on the radio.
- 1943 – Les Daniels was born.
- 1946 – Ivan Reitman was born.
- 1948 – Bernie Wrightson was born.
- 1953 – Robert Picardo was born.
- 1961 – Gorgo went to theaters (UK).
- 1961 – The Grave first aired on television.
- 1965 – Die, Monster, Die! went to theaters.
- 1966 – Dark Shadows, Episode 89 first aired on television.
- 1967 – Dark Shadows, Episode 350 first aired on television.
- 1969 – Dark Shadows, Episode 871 first aired on television.
- 1970 – Dark Shadows, Episode 1131 first aired on television.
- 1972 – The Secret of Shark Island first aired on television.
- 1972 – Alter-Ego first aired on television.
- 1973 – Scooby-Doo Meets Dick Van Dyke first aired on television.
- 1974 – Sergio Esquenazi was born.
- 1983 – The Witches by Roald Dahl was published.
- 1989 – Shocker went to theaters.
- 1991 – Just Say No Fun first aired on television.
- 1997 – Halloween first aired on television.
- 2000 – Book of Shadows: Blair Witch 2 went to theaters.
- 2000 – Subject: Coelacanth This! first aired on television.
- 2006 – Saw III went to theaters.
- 2017 – Jigsaw went to theaters.