List instructions and explanation here. Bolded films have been watched and reviewed. Subject to change:

33 watched and reviewed horror movies by October 31st.

6 sequels: Scream 2, New Nightmare, Hellbound: Hellraiser II, Hellraiser III: Hell on Earth, Day of the Dead, Cube2: Hypercube.

6 countries: Hellraiser III: Hell on Earth (USA), Possession (French-German), Hellraiser (Britain), Ringu (Japan), Fermat's Room (Spain), Cube2: Hypercube (Canada).

6 decades: 1950s, 1960s, 1970s, 1980s, 1990s, 2010s.

6 films from before 1970: The Undead, Eegah, The Hound of the Baskervilles, The Giant Gila Monster, Horrors of Spider Island, Peeping Tom.

6 films from selected directors: Christine, Scream, Scream 2, A Nightmare on Elm Street, New Nightmare, Child's Play.

3 people eating people films: Cube2: Hypercube, The Texas Chainsaw Massacre, Raw.

1 Hammer film: The Hound of the Baskervilles.

1 Romero Dead film: Day of the Dead.

1 terrible oversight: Possession.

2 Tobe Hooper films: Eggshells, The Texas Chainsaw Massacre.

Stephen King's It & It.