Acting
David Fynn is a British-Irish actor, producer and screenwriter, best known for playing Brett in the NBC TV sitcom Undateable. He began playing Dewey Finn in the West End cast of Andrew Lloyd Webber's musical School of Rock (based on the 2003 film with Jack Black) in October 2016 at the New London Theatre, for which he received an Olivier Award nomination for Best Actor in a Musical in 2017.
TVBelieve Me
2026
as DS Steve Warrilow
MovieKiloran Bay
2026
as Dougal
MovieWatch the Skies
2025
as Thor
TVHarlan Coben's Lazarus
2025
as Seth McGovern
MovieHere
2024
as Leo Beekman
MovieNear Miss
2024
as Jim
TVDaddy Issues
2024
as Derek
TVBelgravia: The Next Chapter
2024
as Ross
MovieTrolls Band Together
2023
as Biggie (voice)
MovieNational Theatre Live: Much Ado About Nothing
2022
as Dogberry
TVThe Thief, His Wife and the Canoe
2022
as David Leigh
MovieThe Mauritanian
2021
as Kent
TVThe Pembrokeshire Murders
2021
as Jonathan Hill
TVTrolls: TrollsTopia
2020
as Biggie / Mr. Dinkles (voice)
TVMadagascar: A Little Wild
2020
as Sir Braxton (voice)
TVAvenue 5
2020
as TV Judd
MovieMarried Young
2019
as David
TVWhiskey Cavalier
2019
as Todd
MovieI'd Like to Be Alone Now
2019
as Sam
TVVanity Fair
2018
as Jos Sedley
Porn Again
2017
as Terry
TVUndateable
2014
as Brett
TVBig Bad World
2013
as Oakley
TVThe Job Lot
2013
as Tyler Kerrigan
MovieThe Somnambulists
2012
as Man 2
MovieNational Theatre Live: She Stoops to Conquer
2012
as Tony Lumpkin
Doubt on Loan
2012
as Eddie
MovieDeviation
2012
as Justin
TVBlack Mirror
2011
as Oliver
TVGame of Thrones
2011
as Rennick
TVSherlock
2010
as Howard Shilcott
MovieLeap Year
2010
as Agent
TVThe Inbetweeners
2008
as Wolfie
TVDoctor Who
2005
as Marcellus
TVPeep Show
2003
as Games Shop Assistant
TVSpooks
2002
as Policeman at Ruth's House
