
David Fynn
Known for Acting · 36 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
TV Shows (22)

Game of Thrones
2011
as Rennick

Doctor Who
2005
as Marcellus

Black Mirror
2011
as Oliver

Sherlock
2010
as Howard Shilcott

Spooks
2002
as Policeman at Ruth's House

Trolls: TrollsTopia
2020
as Biggie / Mr. Dinkles (voice) / Biggie (voice) / Biggie / Mecha Dinkles (voice)

Peep Show
2003
as Games Shop Assistant

Madagascar: A Little Wild
2020
as Sir Braxton (voice)

The Inbetweeners
2008
as Wolfie

Avenue 5
2020
as TV Judd

Undateable
2014
as Brett

Harlan Coben's Lazarus
2025
as Seth McGovern

Whiskey Cavalier
2019
as Todd

Belgravia: The Next Chapter
2024
as Ross

Believe Me
2026
as DS Steve Warrilow

Vanity Fair
2018
as Jos Sedley

Daddy Issues
2024
as Derek

The Job Lot
2013
as Tyler Kerrigan

The Thief, His Wife and the Canoe
2022
as David Leigh

The Pembrokeshire Murders
2021
as Jonathan Hill

Big Bad World
2013
as Oakley
Porn Again
2017
as Terry
Movies (14)

Trolls Band Together
2023
as Biggie (voice)

Leap Year
2010
as Agent

Here
2024
as Leo Beekman

The Mauritanian
2021
as Kent

Watch the Skies
2025
as Thor

The Somnambulists
2012
as Man 2

Kiloran Bay
2026
as Dougal

National Theatre Live: Much Ado About Nothing
2022
as Dogberry

Married Young
2019
as David

National Theatre Live: She Stoops to Conquer
2012
as Tony Lumpkin

I'd Like to Be Alone Now
2019
as Sam

Deviation
2012
as Justin

Near Miss
2024
as Jim
Doubt on Loan
2012
as Eddie
About David Fynn
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. With 36 credits spanning from 2002 to 2026, David Fynn has appeared in 14 films and 22 TV shows.
Fans searching for David Fynn movies, David Fynn filmography, or the latest projects starring David Fynn can stream many of these titles on Bowood.TV, free and in HD, with no subscription required.
Most Popular David Fynn Movies
- Trolls Band Together (2023) — as Biggie (voice)
- Leap Year (2010) — as Agent
- Here (2024) — as Leo Beekman
- The Mauritanian (2021) — as Kent
- Watch the Skies (2025) — as Thor
Where to Watch David Fynn Films
Most David Fynn movies and series are available to stream on Bowood.TV in full HD, completely free and without signup. Browse the complete filmography above to jump directly to any title. For more films and the latest web series featuring David Fynn, check our movies catalogue and browse page.