Effi o Blaenau
2026 British film
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Effi o Blaenau is a 2026 British drama film directed by Marc Evans from a screenplay by Branwen Cennard. It is an adaptation of the monodrama play Iphigenia in Splott by Gary Owen.
by Gary Owen
| Effi o Blaenau | |
|---|---|
Theatrical release poster | |
| Directed by | Marc Evans |
| Screenplay by | Branwen Cennard |
| Based on | Iphigenia in Splott by Gary Owen |
| Produced by | Branwen Cennard |
| Starring |
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| Cinematography | Eira Wyn Jones |
| Edited by | Elen Pierce Lewis |
| Music by |
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Production companies |
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| Distributed by | MetFilm Distribution |
Release dates |
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| Country | United Kingdom |
| Language | Welsh |
The film premiered at the Glasgow Film Festival on 3 March 2026, and will be released in the United Kingdom on 19 June 2026.
Cast
- Leisa Gwenllian as Effi
- Tom Rhys Harries as Lee
- Nel Rhys Lewis
- Owen Alun as Kev
- Carys Gwilym
- Gavin Lee Lewis as Pete Desford
Production
In January 2026, a Welsh-language British drama film by filmmaker Marc Evans was selected to screen at the Glasgow Film Festival, adapted by Branwen Cennard from the monodrama play Iphigenia in Splott by Gary Owen. Leisa Gwenllian, Tom Rhys Harries, Nel Rhys Lewis, Owen Alun, Carys Gwilym, and Gavin Lee Lewis rounded out the cast.[1] The 2026 edition of the festival highlighted Gaelic and Welsh-language films, which included Effi o Blaenau.[2]
Release
Effi o Blaenau premiered at the Glasgow Film Festival on 3 March 2026,[3] and will be released in the United Kingdom on 19 June 2026.[4]