Seasons & episodes

S1 · E1Welcome to the Undervale 2025-09-19 · 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.

S1 · E2Unfinished Business 2025-09-19 · 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.

S1 · E3Randy Slasher 2025-09-19 · 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.

S1 · E4How to Train Your Demon 2025-09-19 · 26 min＋

Abaddon struggles to control his instincts, Katherine bumps into a business rival, and Nathan, Ben and Esther investigate a possible werewolf.

S1 · E5Rollyfluffs 2025-09-19 · 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.

S1 · E6Ghost Hunters! 2025-09-19 · 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.

S1 · E7Seven Deadly Bens 2025-09-19 · 26 min＋

Ben's desire to be more confident spawns multiple personalities. Meanwhile, Nathan keeps falling through floors... but why?

S1 · E8Aunt Rose 2025-09-19 · 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.

S1 · E9The Esthercist 2025-09-19 · 26 min＋

Esther takes charge when soul-sucking demons invade the hotel. Katherine shares a painful truth with Nathan about his death.

S1 · E10The Acolytes of Abaddon 2025-09-19 · 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.