Check in and raise hell.
After inheriting a hotel from her late brother, a single mom moves in with his good-natured ghost — and high-maintenance guests who will never check out.
Haunted Hotel (Season 1)
Welcome to the Undervale (Episode 1) 7.5
Writer: Matt Roller
Air date: 2025-09-19
Runtime: 26 min
Overview: Desperate to attract paying customers, Katherine hires an exorcist to get rid of the hotel's ghosts. Ben finds an unexpected soul mate.
Unfinished Business (Episode 2) 7.0
Writer: Matt Roller
Air date: 2025-09-19
Runtime: 25 min
Overview: Katherine is concerned that a rebellious ghost is a bad influence on Esther. A power outage sends Nathan, Ben and Abaddon into the woods.
Randy Slasher (Episode 3) 8.0
Writer: Avital Ash
Air date: 2025-09-19
Runtime: 26 min
Overview: While Katherine summons the courage to go out on a date, the rest of the crew deals with a creepy killer who targets lusty teens.
How to Train Your Demon (Episode 4) 7.0
Writer: Sam Nulman
Air date: 2025-09-19
Runtime: 26 min
Overview: Abaddon struggles to control his instincts, Katherine bumps into a business rival, and Nathan, Ben and Esther investigate a possible werewolf.
Rollyfluffs (Episode 5) 8.0
Writer: Carrie Rosen
Air date: 2025-09-19
Runtime: 26 min
Overview: Esther's plan to become more popular backfires when she starts a dangerous new trend at school. The hotel's honeymoon suite turns on the charm.
Ghost Hunters! (Episode 6) 8.0
Writer: Greg Gallant
Air date: 2025-09-19
Runtime: 26 min
Overview: A ghost-hunting reality show films an episode at the Undervale. Ben opens up to an enchanted diary and shares all his relationship drama.
Seven Deadly Bens (Episode 7) 7.0
Writer: Siena East
Air date: 2025-09-19
Runtime: 26 min
Overview: Ben's desire to be more confident spawns multiple personalities. Meanwhile, Nathan keeps falling through floors... but why?
Aunt Rose (Episode 8) 7.0
Writer: Kevin Arrieta
Air date: 2025-09-19
Runtime: 26 min
Overview: A curmudgeonly relative comes to visit — with no plans to leave. Abaddon is outsmarted by a doorstop, and Esther experiments with raising the dead.
The Esthercist (Episode 9) 9.0
Writer: Alix Bloom
Air date: 2025-09-19
Runtime: 26 min
Overview: Esther takes charge when soul-sucking demons invade the hotel. Katherine shares a painful truth with Nathan about his death.
The Acolytes of Abaddon (Episode 10) 8.8
Writer: Joshua Corey
Air date: 2025-09-19
Runtime: 26 min
Overview: The good news? There's a busload of red-cloaked customers who want to stay at the Undervale. The bad news? They might be part of a world-ending cult.
Seasons
Episodes 10