animated films
The Black Cauldron
The Book of Life
Coco
Cowboy Bebop: The Movie
Graveyard Jamboree (short)
Hotel Transylvania, Hotel Transylvania 2
The Nightmare Before Christmas (mainly a Christmas movie, but it works for Halloween, too)
Scooby-Doo direct-to-video movies

live-action films
Boo! (short)
Transylvania 6-5000
Young Frankenstein

TV miniseries
Over the Garden Wall (animated)