* 5 Zombie films:
- The Last Man on Earth (1964)
- Litan (1982) (France)
- Undead (2003) (Australia)
- One Cut of the Dead (2017) (Japan)
- Blood Quantum (2019) (Canada)
* 4 Films based on novels:
- Nosferatu (1922) (Germany) (Silent)
- Viy (1967) (Ukraine, Russia)
- Phantom of the Paradise (1974)
- Dead Mountaineer's Hotel (1979) (Estonia)
* 3 Cult/Conspiracy films:
- The Blood on Satan's Claw (1971) (United Kingdom)
- Broadcast Signal Intrusion (2021)
- Monolith (2022) (Australia)
* 2 Post-Apocalyptic horror films:
- Phase IV (1974)
- In the Mouth of Madness (1994)
* 1 Film from a Black director with a Black lead: Saloum (2021) (Senegal)
* 1 Film from a Mexican or Central American director: Rapiña (1975) (Mexico)
* 1 Film from Canada: Humanist Vampire Seeking Consenting Suicidal Person (2023)
* 1 Film from a former Soviet State: November (2017) (Estonia)
* 1 Film w/ dreams/a dream as part of the plot: Altered States (1980)
* 1 Animals attack film: The Host (2006)
* 1 Silent film: Alurane (1928) (Germany)
* 1 film from that list: Ganja & Hess (1973) (Black director & leads)
* 1 film written by Ernesto Gastaldi: Crypt of the Vampire (1964)
* 1 Film from 1932: Vampyr (France)
* The most popular film from the '40s I can see & access: Cat People (1942)
* Wizard of Oz (1939)
* 1 Film by Tobe Hooper: Eaten Alive (1976)
* 4 Extra to reach 31:
- The Thing from Another World (1951)
- Valerie and Her Week of Wonders (1970)
- They Have Changed their Face (1971)
- Handling the Undead (2024)

*Countries (other than Italy or US): 12 [Australia (2), Canada (2), Estonia (2), France (2), Germany (2), Czech Republic, Guatemala, Japan, Mexico, Senegal, South Korea, & the UK]
*Decades: 11 [1920s (2), 1930s (2), 1940s, 1950s, 1960s (3), 1970s (9), 1980s (2), 1990s, 2000s (2), 2010s (3), & 2020s (5)]