Finn Bennett

Finn Bennett (born 27 December 1999) is an Irish-British actor. He is known for his roles in the HBO series True Detective: Night Country (2024) and A Knight of the Seven Kingdoms (2026). He received a Trophée Chopard at the 2025 Cannes Film Festival and was named a Screen International Star of Tomorrow.

Bennett was born on 27 December 1999 at Homerton University Hospital in Hackney, London, England. He is the son of Ronan Bennett, an Irish novelist and screenwriter, and Georgina Henry (1960–2014), a British journalist. He also has Belgian heritage through his maternal grandmother, Annette Duvivier. Bennett attended school in London, and on Saturdays took drama classes at Stagecoach Performing Arts in Islington. Instead of going on to university, having secured a place at Queen's University Belfast to study anthropology, he had various jobs until booking Domina.

Bennett began his career as a child actor; his television debut was wrongly stated as an episode of the detective drama Foyle's War in 2010, instead he first appeared in a 2013 episode of Top Boy, a series created and written by his father. He appeared in the 2015 BBC One television film adaptation of Laurie Lee's memoir Cider with Rosie. He had a recurring role as Ewen in the first series of Liar in 2017. The following year, he played Simon Warner in the Channel 4 crime drama Kiri and made a guest appearance in an episode of the Sky One comedy-drama Sick of It.

In 2019, Bennett made his feature film debut with a small role in William Nicholson's drama Hope Gap. Bennett returned to television in 2021 when he portrayed Marcellus in the Sky Atlantic series Domina. That same year, he appeared in the horror film A Banquet.

In September 2022, Bennett was cast as Peter Prior on the fourth season of the HBO anthology series True Detective, subtitled Night Country, which premiered on 14 January 2024. He had roles in the Netflix series Black Doves (2024) and in Alex Garland's film Warfare (2025).

On 18 June 2024, it was confirmed that Bennett would join the cast of A Knight of The Seven Kingdoms as Aerion Targaryen. The series premiered on 18 January 2026 in the United States. In July 2025, he was announced to have joined the cast of the A24 science fiction horror film Backrooms.. He was also cast in the series Prisoner, released in April 2026.

• Finn Bennett at IMDb