David Fynn
Known for acting
36 credits
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.
Known for
Undateable
2014
Avenue 5
2020
Trolls: TrollsTopia
2020
The Mauritanian
2021
Harlan Coben's Lazarus
2025
Vanity Fair
2018
Belgravia: The Next Chapter
2024
Game of Thrones
2011
Daddy Issues
2024
Whiskey Cavalier
2019
Sherlock
2010
Black Mirror
2011
Acting (36)
2026Believe MeDS Steve Warrilow · 2 episodesSeries
2026Kiloran BayDougalFilm
2025Harlan Coben's LazarusSeth McGovern · 6 episodesSeries
2025Watch the SkiesThorFilm
2024HereLeo BeekmanFilm
2024Belgravia: The Next ChapterRoss · 8 episodesSeries
2024Daddy IssuesDerek · 6 episodesSeries
2024Near MissJimFilm
2023Trolls Band TogetherBiggie (voice)Film
2022The Thief, His Wife and the CanoeDavid Leigh · 2 episodesSeries
2022National Theatre Live: Much Ado About NothingDogberryFilm
2021The MauritanianKentFilm
2021The Pembrokeshire MurdersJonathan Hill · 3 episodesSeries
2020Avenue 5TV Judd · 6 episodesSeries
2020Madagascar: A Little WildSir Braxton (voice)Series
2020Trolls: TrollsTopiaBiggie / Mr. Dinkles (voice) · 11 episodes, Biggie (voice) · 14 episodes, Biggie / Mecha Dinkles (voice)Series
2019Whiskey CavalierTodd · 2 episodesSeries
2019I'd Like to Be Alone NowSamFilm
2019Married YoungDavidFilm
2018Vanity FairJos Sedley · 7 episodesSeries
2017Porn AgainTerry · 4 episodesSeries
2014UndateableBrett · 34 episodesSeries
2013The Job LotTyler KerriganSeries
2013Big Bad WorldOakley · 8 episodesSeries
2012DeviationJustinFilm
2012The SomnambulistsMan 2Film
2012Doubt on LoanEddieFilm
2012National Theatre Live: She Stoops to ConquerTony LumpkinFilm
2011Game of ThronesRennickSeries
2011Black MirrorOliverSeries
2010SherlockHoward ShilcottSeries
2010Leap YearAgentFilm
2008The InbetweenersWolfieSeries
2005Doctor WhoMarcellusSeries
2003Peep ShowGames Shop AssistantSeries
2002SpooksPoliceman at Ruth's HouseSeries