This animated short is based on the HP Lovecraft story “At The Mountains of Madness.”
Horror
Gothic Fantasy Adventure Generator
Tales of the Grotesque and Dungeonesque offers a Gothic Fantasy Adventure Generator, which produces sentences for adventure seeds.
Horde of the Dead Game
Horde of the Dead is a free print-and-play game of zombie survival.
Ray Bradbury Theater On YouTube
Back in the 1980s, science fiction/fantasy writer Ray Bradbury write 65 episodes of a Twilight Zone/Outer Limits style anthology series.
The entire run of Ray Bradbury Theater is now on YouTube.
Lamentations of the Flame Princess RPG
Lamentations of the Flame Princess is an old school RPG of “fantasy adventure and horror.” The link is to the free version without illustrations. The illustrated version apparently has some rather adult and disturbing illustrations.