David Fynn

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.

Filmography

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