Haunted Harmony Mysteries: Key to the Castle
“Behind the scenes. Beyond the grave”
Synopsis
When a ghost hunter show comes to town, it's up to Gethsemane and Eamon to solve the unexpected murder of the host, allowing the brand-new spirit to cross-over.
Part of the Haunted Harmony Mysteries Collection
Stream the entire interconnected saga and experience every installment in chronological storyline order.
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
Sneak Peek - Haunted Harmony Mysteries: Buried at C - Starring Tamera Mowry-HousleyOfficial
Type: Trailer • Published 2025-10-11
Top Cast
Explore Star Directory →
Tamera Mowry-Housley
Gethsemane Brown
Marco Grazzini
Griff
Risteard Cooper
Eamon
Adam Fergus
Inspector O'Reilly
Julie Lamberton
Siobhan
Frankie McCafferty
Coroner Craig
Luke Griffin
Kent Dempsey
Sarah Gallagher
Ciara Gordon
Aidan Redmond
Ed James
Ryan Murray
Zak
Maria Oxley Boardman
Eliza
Conor Dan Ryan
Roj
Cian Hoyne
Hardy
Key Information & Fast Facts
- Director
- Linda-Lisa Hayter
- Screenplay & Story
- Kraig Wenman, Alexia Gordon
- Original Score
- Jeff Tymoschuk
- Original Title
- Haunted Harmony Mysteries: Key to the Castle
- Country of Origin
- Canada, United States of America
- Spoken Languages
- English
- Runtime
- 1h 24m
- Production Studios
- Front Street Pictures, Muse Entertainment, Treehouse Media, Hallmark Media
Creative Leadership & Key Crew
Linda-Lisa Hayter
Kraig Wenman, Alexia Gordon
Jeff Tymoschuk
Ciarán Tanham
Braden Oberson
Edwina Forkin, Charles Cooper, Tamera Mowry-Housley, Michael Prupas
Department Leadership Roster
Kraig Wenman
Writer
Linda-Lisa Hayter
Director
Braden Oberson
Editor
Vanessa O'Connor
Production Design
Ciarán Tanham
Director of Photography
Edwina Forkin
Producer
Charles Cooper
Producer
Joe Condren
Stunt Coordinator
Production Stills & Gallery
Official cinematic photography and background stills for Haunted Harmony Mysteries: Key to the Castle.
Featured In Curated Collections
Editorial lists, community rankings, and cinematic collections featuring Haunted Harmony Mysteries: Key to the Castle.
B Gardens
Full library from Vio, Sonarr, and Radarr - 9,053 items
Hallmark
Hallmark original movies, from TMDb's Hallmark production-company records.
Hallmark 2026
Hallmark Movies
***2026***
Hallmark Movies
Hallmark movies curated by the Hallmark scraper
500 best 2026's movies
More Like Haunted Harmony Mysteries: Key to the Castle
Recommended titles matching themes, cast, and genres.
Frequently Asked Questions About Haunted Harmony Mysteries: Key to the Castle
Quick factual answers about cast, synopsis, director, box office, and release information.
What is Haunted Harmony Mysteries: Key to the Castle about?
When a ghost hunter show comes to town, it's up to Gethsemane and Eamon to solve the unexpected murder of the host, allowing the brand-new spirit to cross-over.
Who directed Haunted Harmony Mysteries: Key to the Castle?
Haunted Harmony Mysteries: Key to the Castle was directed by Linda-Lisa Hayter.
Who stars in Haunted Harmony Mysteries: Key to the Castle?
The principal cast of Haunted Harmony Mysteries: Key to the Castle includes Tamera Mowry-Housley, Marco Grazzini, Risteard Cooper, Adam Fergus, Julie Lamberton.
When was Haunted Harmony Mysteries: Key to the Castle released and how long is it?
Haunted Harmony Mysteries: Key to the Castle was released in 2026 with a total runtime of 1h 24m.
Who composed the musical score for Haunted Harmony Mysteries: Key to the Castle?
The original motion picture soundtrack for Haunted Harmony Mysteries: Key to the Castle was composed by Jeff Tymoschuk.
Is Haunted Harmony Mysteries: Key to the Castle based on a book or true story?
Haunted Harmony Mysteries: Key to the Castle is adapted from the following source material: Characters: "Alexia Gordon".