His credits include Biggles: Adventures in Time (1986), The Detectives (1994), Soldier Soldier (1994), Peak Practice (1998), Murder in Mind (2003), William and Mary (2003), Afterlife (2005), The Bill (2006-2009), Unforgotten (2021), and The Crown (2022), and Solaire Of Astora in the FromSoftware 2011 game Dark Souls Flynn was born in Evesham, Worcestershire,[1] the son of actor Eric Flynn and his wife Fern Warner; the family moved to Bromley, Kent, when he was a baby.

[3] Flynn is an alumnus of the Royal Academy of Dramatic Art, graduating in 1982 with an Acting (RADA Diploma).

[1] He had previously had brief parts in The Bill playing a criminal in the episode "The Assassins" on 20 December 1988 and a Mr. Hemming in "Bringing Up Baby" in January 1993.

[1] In 2021, he starred as Geoff Tomlinson in six episodes of Unforgotten,[5] and in 2022, he appeared as Andrew Parker Bowles in The Crown.

[6] He supplied the voice of Pak the Banana in the English version of the Spanish animated series The Fruities,[6] and appeared in anime films including Angel Cop (1995),[6] Dark Myth, Cyber City Oedo 808 (1995),[6] and both movies of The Heroic Legend of Arslan (1995).