To make a real proper spooky game you gotta stand on the shoulders of giants! Post your fave spooky games in this thread!
My list so far:
>PC
Maniac Mansion
Alone in the Dark
The 7th Guest
Doom
Shadow of the Comet
System Shock
D
The Dark Eye
I Have No Mouth and I Must Scream
Phantasmagoria
Harvester
Blood
Sanitarium (currently playing this)
Nocturne
Shadow Man
>PlayStation
Clock Tower 2
Nightmare Creatures
Echo Night
Echo Night 2: The Lord of Nighmares
Hellnight
MediEvil
Parasite Eve
Dino Crisis
Silent Hill
Resident Evil 4
Game Cube:
Resident Evil 1 HD
Eternal Darkness
Luigis Mansion
>SNES
Ghosts and Goblins
Castelvania (4 and Dracula x)
Zombies Ate My Neighbors
Secret of Evermore
Clocktower
Jurassic Park
>Other
Splatterhouse trilogy
Haunting Starring Polterguy
Friday the 13th
Sweet Home