Movies like Haunted Harmony Mysteries: Key to the Castle

Loved Haunted Harmony Mysteries: Key to the Castle (2026)? Here are 8 films and shows with a similar vibe and story (Mystery, TV Movie), ranked by how close they are. Find your next watch and stream it on MovieNode.

7.6

Haunted Harmony Mysteries: Buried at C

8.1

Haunted Harmony Mysteries: Murder in G Major

4.7

Haunted

4.7

Ghosthunters

5.2

Ghosts of Darkness

6.4

Haunted Mansion

5.6

6:66 PM

4.1

Harland Manor