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Huw Ynyr as Hogyn |
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Annes Elwy as Jini / Usherette |
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Dylan Morrison-Jones as Hogyn Ifanc |
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Elin Pritchard as Mam / Brenhines y Llyn Du |
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James Taylor as Huw |
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Robyn Lyn Evans as Em |
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Leah-Marian Jones as Dynes Glên / Brenhines yr Wyddfa |
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Eleri Gwilym as Angharad |
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Emyr Wyn Jones as Dr Rees / Ynel Wil |
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Buddug Verona James as Nain |
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Rhys Meirion as Dewi Siop Gornal |
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Sion Goronwy as Wil Plisman |
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Rhys Parry Jones as Convert |
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Paul Carey Jones as Elis Ifas |
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Shân Cothi as Gres Ifas |
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Dafydd Allen as Train Guard |
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Levi Tyrell Johnson as Asylum Patient |
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Lily Beau Conway as Nurse 1950 |
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Meinir Wyn Roberts as Voice of Jini |
| Directing | Christopher Forster | Director |
| Writing | Marc Evans | Screenplay |
| Production | Kirsten Stoddart | Producer |
| Production | Anna Evans | Co-Producer |
| Production | Marc Evans | Executive Producer |
| Production | Ed Talfan | Executive Producer |
| Production | Emyr Afan | Executive Producer |
| Production | Gwenllian Gravelle | Executive Producer |
| Production | Shaminder Nahal | Executive Producer |
| Camera | Ben Chads | Director of Photography |
| Editing | Androo Gwynn | Editor |
| Editing | Sara Jones | Editor |
| Editing | Gareth Mabey | Editor |
| Costume & Make-Up | Sarah-Jane Perez | Costume Designer |
| Costume & Make-Up | Siobhan Harper Ryan | Hair Designer |
| Writing | Caradog Prichard | Novel |
| Sound | Gareth Glyn | Original Music Composer |