Wendy the Good Little Witch

Wendy, also known as the Good Little Witch, is one of the titular characters and main protagonists of Casper Meets Wendy. Wendy is the first witch to ever befriend a ghost, and later befriends an alicorn named Twilight Sparkle.

Casper
Wendy's best friend and love interest

Twilight Sparkle
(Friend)

Wendy meets her in the barn.

Bilbo Baggins
Friend and ally. He becomes friends with them after seeing their friendship deepening when they are going to plot for Thorin, The Ghostly Trio and Wendy's aunts to get together and get along