# Where to watch The Holy Grail of Eris (2026) in the UK

> The Holy Grail of Eris (2026) is currently available to stream in the UK on Crunchyroll and Crunchyroll Amazon Channel. Last verified on 17 May 2026 by ScreenSearch.

**Type:** TV series  
**Year:** 2026  
**TMDB rating:** 7.1/10  
**Genres:** Animation, Mystery, Sci-Fi & Fantasy  
**Seasons:** 1  
**Region:** United Kingdom (GB)  
**Last verified:** 17 May 2026 (2026-05-17T06:10:32.416Z)  

## Synopsis

Betrayed by her fiancé's lover and sentenced to public execution, Constance Grail, a plain viscount's daughter known for her honesty, faces death—until a mysterious voice offers salvation. Scarlett Castiel, a noblewoman long thought dead, may be her only hope. Together, these unlikely allies uncover a dark conspiracy lurking in the heart of high society, where betrayal, secrets, and power collide.

## Streaming options in the United Kingdom

### Stream (subscription)

- [Crunchyroll](https://www.crunchyroll.com/search?q=The%20Holy%20Grail%20of%20Eris)
- [Crunchyroll Amazon Channel](https://www.amazon.co.uk/s?k=The%20Holy%20Grail%20of%20Eris&i=instant-video)

## Frequently asked questions

**Where can I stream The Holy Grail of Eris in the UK?**

The Holy Grail of Eris (2026) is currently included in subscriptions to Crunchyroll and Crunchyroll Amazon Channel in the United Kingdom. Sign-in is required to play. Streaming licences change occasionally — ScreenSearch refreshes its data daily.

**Are all seasons of The Holy Grail of Eris on the same service?**

Not always — TV licensing is sometimes negotiated season by season. ScreenSearch shows availability across all seasons on the title's page; for season-specific availability, look at the season picker inside the search dialog.

**Is The Holy Grail of Eris on Netflix, Disney+ or Amazon Prime Video in the UK?**

The Holy Grail of Eris is currently included with: Crunchyroll and Crunchyroll Amazon Channel.

**How accurate is this TV series's availability data?**

Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.

## Sources

- Streaming availability: The Movie Database (TMDB), refreshed daily.
- Underlying licensing data: JustWatch.
- Canonical URL: https://www.screensearch.co.uk/watch/tv/283891/the-holy-grail-of-eris-2026
- Poster image: https://image.tmdb.org/t/p/w500/1rwm3nle6jWdJSQbe2TX7NxwHFY.jpg
- JSON variant: https://www.screensearch.co.uk/watch/tv/283891/the-holy-grail-of-eris-2026.json

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Generated by [ScreenSearch](https://www.screensearch.co.uk/) — a free UK-focused tool that answers "where can I watch this in the UK?" for any film or TV show. No accounts, no signup.