Just struck by how many old TV shows on Nick at Nite when I was a kid had strange occult premises.

Mr. Ed: a foolish young man and his familiar, a horse

I Dream of Jeannie: astronaut marries a succubus

Bewitched: man married undead crone

My Mother, the Car: haunted automobile harasses bereaved son, impersonating his mother

The Flying Nun: levitation proves problematic for a novice nun