Dónal Finn
Acting
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).
Born: August 31, 1995 · Dromina, County Cork, Ireland
Filmography (8)
TV
The Other Bennet Sister
2026
Actor: Mr. Hayward
TV
Young Sherlock
2026
Actor: James Moriarty
Four Letters of Love
2025
Actor: Sean Gore
TV
SAS Rogue Heroes
2022
Actor: Eoin McGonigal
Fantastic Beasts: The Secrets of Dumbledore
2022
Actor: Albert (Baker)
TV
The Wheel of Time
2021
Actor: Mat Cauthon
How to Build a Girl
2020
Actor: Karl Boden
TV
The Witcher
2019
Actor: Nettly