This was even harder than the 1990s one.
1. Psycho (1960)
2. What Ever Happened to Baby Jane? (1962)
3. Rosemary's Baby (1968)
4. Night of the Living Dead (1968)
5. Wait Until Dark (1967)
6. The Innocents (1961)
7. Hour of the Wolf (1968)
8. Repulsion (1965)
9. The Birds (1963)
10. Peeping Tom (1960)
11. Eyes Without a Face (1960)
12. The Haunting (1963)
13. Scream of Fear (1961)
14. Village of the Damned (1960)
15. The Fearless Vampire Killers (1967)
16. Black Sunday (1960)
17. Carnival of Souls (1962)
18. Pit and the Pendulum (1961)
19. The Devil Rides Out (1968)
20. Quatermass and the Pit (1967)
21. The Masque of the Red Death (1964)
22. House of Usher (1960)
23. The House That Screamed (1969)
24. The Last Man on Earth (1964)
25. Tales of Terror (1962)
26. Frankenstein Must Be Destroyed (1969)
27. Witchfinder General (1968)
28. Dracula: Prince of Darkness (1966)
29. Strait-Jacket (1964)
30. Twice-Told Tales (1963)
31. The Haunted Palace (1963)
32. Homicidal (1961)
33. The City of the Dead (1960)
34. Dr. Terror's House of Horrors (1965)
35. X: The Man with the X-Ray Eyes (1963)
36. The Raven (1963)
37. The Comedy of Terrors (1963)
38. Panic in Year Zero (1962)
39. The Brides of Dracula (1960)
40. Spirits of the Dead (1968)
41. Destroy All Monsters (1968)
42. Dracula Has Risen from the Grave (1968)
43. The Plague of the Zombies (1966)
44. The Tomb of Ligeia (1964)
45. The Curse of the Werewolf (1961)
46. Mill of the Stone Women (1960)
47. The Gorgon (1964)
48. Premature Burial (1962)
49. The Night Walker (1964)
50. Dead Eyes of London (1961)
51. Planet of the Vampires (1965)
52. The Skull (1965)
53. Die! Die! My Darling! (1965)
54. Children of the Damned (1964)
55. Hercules in the Haunted World (1961)
56. The Two Faces of Dr. Jekyll (1960)
57. The Little Shop of Horrors (1960)
58. Torture Garden (1967)
59. The Reptile (1966)
60. The Day of the Triffids (1962)
61. The Oblong Box (1969)
62. Curse of the Doll People (1961)
63. 13 Ghosts (1960)
64. The Torture Chamber of Dr. Sadism (1967)
65. The Flesh Eaters (1964)
66. The Hands of Orlac (1960)
67. The Lost Continent (1968)
68. The Curse of the Mummy's Tomb (1964)
69. The Invisible Dr. Mabuse (1962)
70. Gorgo (1961)
71. City in the Sea (1965)
72. Frankenstein Conquers the World (1965)
73. The Curse of the Living Corpse (1964)
74. Berserk (1967)
75. Curse of the Fly (1965)
76. Queen of Blood (1966)
77. Blood Feast (1963)
I'll give Queen of Blood and Blood Feast a pass as "so-bad-so-good" and that's where my top films end. The rest are movies I consider bad, some are still watchable.
78. Night of the Bloody Apes (1969)
79. The Terror (1963)
80. The Green Slime (1968)
81. Island of the Doomed (1967)
82. Sting of Death (1966)
83. The Devil's Hand (1961)
84. The Brain That Wouldn't Die (1962)
85. Terrified (1963)
86. Fangs of the Living Dead (1969)
87. Konga (1961)
88. The Sex Killer (1965)
89. Scream Baby Scream (1969)
90. Nightmare in Wax (1969)
91. Yongary, Monster from the Deep (1967)
92. Frankenstein Meets the Spacemonster (1965)
93. Death Curse of Tartu (1966)
94. Blood of Dracula's Castle (1969)
95. The Horror of Party Beach (1964)
96. Night Fright (1967)
97. The Beast of Yucca Flats (1961)
98. Ring of Terror (1961)
and nope, I've never seen Manos: The Hands of Fate (1966) and I will most likely keep it that way