Biography
Dónal Finn is an Irish actor known for playing Mat Cauthon in the Prime Video fantasy series The Wheel of Time (2023). A graduate of the London Academy of Music and Dramatic Art, he has also appeared in SAS: Rogue Heroes (2022), Fantastic Beasts: The Secrets of Dumbledore (2022), originated the role of Orpheus in the West End production of Hadestown (2024), and co-starred as James Moriarty in the Guy Ritchie Amazon series Young Sherlock (2026).
Movies & TV Shows
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The Witcher (2019) — Nettly
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Fantastic Beasts: The Secrets of Dumbledore (2022) — Albert (Baker)
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The Wheel of Time (2021) — Mat Cauthon
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Young Sherlock (2026) — James Moriarty
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SAS Rogue Heroes (2022) — Eoin McGonigal
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How to Build a Girl (2020) — Karl Boden
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The Other Bennet Sister (2026) — Mr. Hayward
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Four Letters of Love (2025) — Sean Gore
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Albion (2020) — Gabriel
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Angel (2018) — Killian
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Love Have I Known (2019) — 2nd Lieutenant Williams
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The Uprising (2026)