Watch Haunted Hotel Season 1 Episode 1 Online
“Welcome to the Undervale” — Watch "Haunted Hotel" Season 1 Episode 1 online in HD for free. Check streaming providers, cast, and episode details.
Where can I watch "Welcome to the Undervale" online?
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Season 1 Episode 1 — Aired on Sep 19, 2025 • runs about 26 minutes.
Directed by Erica Hayes, Christopher Nance.
Written by Matt Roller.
Notable cast/guest names in this episode include Will Forte, Eliza Coupe, Skyler Gisondo, Natalie Palamides.
This page includes 1 official still(s) (when available) plus legal availability links.
Looking for “watch Haunted Hotel Season 1 Episode 1 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.
Synopsis
Desperate to attract paying customers, Katherine hires an exorcist to get rid of the hotel's ghosts. Ben finds an unexpected soul mate.
Stills
Cast
as Nathan (voice)
as Katherine (voice)
as Ben (voice)
as Esther (voice)
as Abaddon (voice)
