
8.0
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.
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1Episode 1Welcome to the Undervale
26 min
Desperate to attract paying customers, Katherine hires an exorcist to get rid of the hotel's ghosts. Ben finds an unexpected soul mate.
2Episode 2Unfinished Business
25 min
Katherine is concerned that a rebellious ghost is a bad influence on Esther. A power outage sends Nathan, Ben and Abaddon into the woods.
3Episode 3Randy Slasher
26 min
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.
4Episode 4How to Train Your Demon
26 min
Abaddon struggles to control his instincts, Katherine bumps into a business rival, and Nathan, Ben and Esther investigate a possible werewolf.
5Episode 5Rollyfluffs
26 min
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.
6Episode 6Ghost Hunters!
26 min
A ghost-hunting reality show films an episode at the Undervale. Ben opens up to an enchanted diary and shares all his relationship drama.
7Episode 7Seven Deadly Bens
26 min
Ben's desire to be more confident spawns multiple personalities. Meanwhile, Nathan keeps falling through floors... but why?
8Episode 8Aunt Rose
26 min
A curmudgeonly relative comes to visit — with no plans to leave. Abaddon is outsmarted by a doorstop, and Esther experiments with raising the dead.
9Episode 9The Esthercist
26 min
Esther takes charge when soul-sucking demons invade the hotel. Katherine shares a painful truth with Nathan about his death.
10Episode 10The Acolytes of Abaddon
26 min
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.

Will Forte
Nathan (voice)

Eliza Coupe
Katherine (voice)

Skyler Gisondo
Ben (voice)

Natalie Palamides
Esther (voice)

Jimmi Simpson
Abaddon (voice)
7.5