- Zac Power
2027 Kev the Conjurer (voice)
- Flower of the Dawn
2025 Zachiel (voice)
- Gladiator II
2024 Master of Ceremonies
- We Work for the Dead
2024 Perry (voice)
- Wonka
2023 Prodnose
- The Big Night In
2020 Various Roles
- Polar
2019 Blut
- Missing Link
2019 Mr. Collick (voice)
- The Queen's Corgi
2019 Charlie (voice)
- Les Misérables: The Staged Concert
2019 Thénardier
- A Futile and Stupid Gesture
2018 Tony Hendra
- Sherlock Gnomes
2018 Benny (voice)
- How to Talk to Girls at Parties
2017 PT Wain
- Doctor Who: Twice Upon a Time
2017 Nardole
- Alice Through the Looking Glass
2016 Tweedledee / Tweedledum
- A Midsummer Night's Dream
2016 Bottom
- The Labyrinth
2016 Sam
- Derren Brown: Pushed to the Edge
2016 Himself
- Doctor Who: The Return of Doctor Mysterio
2016 Nardole
- Doctor Who: The Husbands of River Song
2015 Nardole
- In Secret
2014 Olivier
- Paddington
2014 Joe
- The Nation's Favourite Queen Song
2014 Narrator
- The Look of Love
2013 Divine
- The Harry Hill Movie
2013 Otto
- Small Apartments
2012 Franklin Franklin
- Britain's Gay Footballers
2012 Himself
- Gnomeo & Juliet
2011 Benny (voice)
- Bridesmaids
2011 Gil
- Alice in Wonderland
2010 Tweedledee / Tweedledum
- The Infidel
2010 Rabbi
- The One Ronnie
2010 Writer
- Les Mis at 25: Matt Lucas Dreams the Dream
2010 Presenter
- Les Misérables: 25th Anniversary in Concert
2010 Thenardier
- Now That’s What I Call Comedy
2009 Andy Pipkin
- Astro Boy
2009 Sparx (voice)
- The Bluetones: Blue Movies
2007 Record Company Boss
- The Wind in the Willows
2006 Toad
- Little Britain Live
2006 Author
- Cold & Dark
2005 Dr Elgin
- Little Britain Comic Relief
2005 Andy
- Alan Partridge Presents: The Cream of British Comedy
2005 Daffydd Thomas
- AD/BC: A Rock Opera
2004 God
- The Real Little Britain
2004 Narrator
- Shaun of the Dead
2004 Cousin Tom
- Moo(n)
2003 Bee
- Welcome to Glaringly
2003 Rod
- Surrealissimo: The Trial of Salvador Dali
2002 Luis Bunuel
- Plunkett & Macleane
1999 Sir Oswald
- Jilting Joe
1998 Air Steward
- You Are Here
1998 Writer
- Dennis Pennis R.I.P.
1997 'The Quill'
- It's Ulrika!
1997 Various Roles
- Molesworth
Nigel Molesworth (voice)
- Unmanned
B.E.N.
