

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.
TV-14 • Animation, Comedy • Series • 2025 • 2 seasons
Starring: Will Forte, Eliza Coupe, Skyler Gisondo
Created by: Matt Roller

S1 E1 - Welcome to the Undervale
Desperate to attract paying customers, Katherine hires an exorcist to get rid of the hotel's ghosts. Ben finds an unexpected soul mate.
Sep 19, 2025 • 26m

S1 E2 - Unfinished Business
Katherine is concerned that a rebellious ghost is a bad influence on Esther. A power outage sends Nathan, Ben and Abaddon into the woods.
Sep 19, 2025 • 25m

S1 E3 - Randy Slasher
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.
Sep 19, 2025 • 26m

S1 E4 - How to Train Your Demon
Abaddon struggles to control his instincts, Katherine bumps into a business rival, and Nathan, Ben and Esther investigate a possible werewolf.
Sep 19, 2025 • 26m

S1 E5 - Rollyfluffs
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.
Sep 19, 2025 • 26m

S1 E6 - Ghost Hunters!
A ghost-hunting reality show films an episode at the Undervale. Ben opens up to an enchanted diary and shares all his relationship drama.
Sep 19, 2025 • 26m

S1 E7 - Seven Deadly Bens
Ben's desire to be more confident spawns multiple personalities. Meanwhile, Nathan keeps falling through floors... but why?
Sep 19, 2025 • 26m

S1 E8 - Aunt Rose
A curmudgeonly relative comes to visit — with no plans to leave. Abaddon is outsmarted by a doorstop, and Esther experiments with raising the dead.
Sep 19, 2025 • 26m

S1 E9 - The Esthercist
Esther takes charge when soul-sucking demons invade the hotel. Katherine shares a painful truth with Nathan about his death.
Sep 19, 2025 • 26m

S1 E10 - The Acolytes of Abaddon
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.
Sep 19, 2025 • 26m
Haunted Hotel
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.
TV-14 • Animation, Comedy • TV Series • 2025