David Fynn
Acting
38
Acting Credits
Biography
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
Filmography
Kiloran Bay
2026
as Dougal
Believe Me
2026
as DS Steve Warrilow
Watch the Skies
2025
as Thor
Harlan Coben's Lazarus
2025
as Seth McGovern
Near Miss
2024
as Jim
Here
2024
as Leo Beekman
Belgravia: The Next Chapter
2024
as Ross
Daddy Issues
2024
as Derek
Trolls Band Together
2023
as Biggie (voice)
National Theatre Live: Much Ado About Nothing
2022
as Dogberry
The Thief, His Wife and the Canoe
2022
as David Leigh
The Mauritanian
2021
as Kent
The Pembrokeshire Murders
2021
as Jonathan Hill
Madagascar: A Little Wild
2020
as Sir Braxton (voice)
Trolls: TrollsTopia
2020
as Biggie / Mr. Dinkles (voice)
Trolls: TrollsTopia
2020
as Biggie (voice)
Trolls: TrollsTopia
2020
as Biggie / Mecha Dinkles (voice)
Avenue 5
2020
as TV Judd
I'd Like to Be Alone Now
2019
as Sam
Married Young
2019
as David
Whiskey Cavalier
2019
as Todd
Vanity Fair
2018
as Jos Sedley
Porn Again
2017
as Terry
Undateable
2014
as Brett
Big Bad World
2013
as Oakley
The Job Lot
2013
as Tyler Kerrigan
Deviation
2012
as Justin
Doubt on Loan
2012
as Eddie
The Somnambulists
2012
as Man 2
National Theatre Live: She Stoops to Conquer
2012
as Tony Lumpkin
Black Mirror
2011
as Oliver
Game of Thrones
2011
as Rennick
Leap Year
2010
as Agent
Sherlock
2010
as Howard Shilcott
The Inbetweeners
2008
as Wolfie
Doctor Who
2005
as Marcellus
Peep Show
2003
as Games Shop Assistant
Spooks
2002
as Policeman at Ruth's House