Dónal Finn
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).
Known For
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The Witcher
2019
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Fantastic Beasts: The Secrets of Dumbledore
2022
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The Wheel of Time
2021
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SAS Rogue Heroes
2022
Young Sherlock
2026
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How to Build a Girl
2020
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Four Letters of Love
2025
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The Other Bennet Sister
2026
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Albion
2020
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Angel
2018
Acting
2026
The Other Bennet Sister
as Mr. Hayward
(10 episodes)
2025
Four Letters of Love
as Sean Gore
2022
Fantastic Beasts: The Secrets of Dumbledore
as Albert (Baker)
2022
SAS Rogue Heroes
as Eoin McGonigal
(7 episodes)
2021
The Wheel of Time
as Mat Cauthon
(16 episodes)
2020
How to Build a Girl
as Karl Boden
2020
Albion
as Gabriel
2019
The Witcher
as Nettly
(1 episode)
2018
Angel
as Killian