| Bridget Jones: Mad About the Boy (2025) Daniel Cleaver |
| Paddington in Peru (2024) Phoenix Buchanan |
| Heretic (2024) Mr. Reed |
| Merchant Ivory (2024) Self |
| Unfrosted (2024) Thurl Ravenscroft |
| Wonka (2023) Oompa Loompa |
| Dungeons & Dragons: Honor Among Thieves (2023) Forge |
| Scandalous: Phone Hacking on Trial (2023) Self |
| Operation Fortune: Ruse de Guerre (2023) Greg Simmonds |
| The Laughter & Secrets of Love Actually: 20 Years Later – A Diane Sawyer Special (2022) Self |
| Glass Onion: A Knives Out Mystery (2022) Phillip |
| Death to 2021 (2021) Tennyson Foss OBE |
| Mosley: It's Complicated (2021) Self |
| Death to 2020 (2020) Tennyson Foss |
| Being Bridget Jones (2020) Self |
| The Gentlemen (2020) Fletcher |
| Polanski, le travail à l'oeuvre (2019) Self (archive footage) |
| One Red Nose Day and a Wedding (2019) Charles |
| Paddington 2 (2017) Phoenix Buchanan |
| Red Nose Day Actually (2017) The Prime Minister |
| There's Something About Romcoms (2016) Self |
| Florence Foster Jenkins (2016) St. Clair Bayfield |
| A Grand Night In: The Story of Aardman (2015) Self - Voice of The Pirate Captain |
| The Man from U.N.C.L.E. (2015) Waverly |
| The Rewrite (2014) Keith Michaels |
| One Rogue Reporter (2014) |
| Terms and Conditions May Apply (2013) Self - Actor (archive footage) |
| Hugh Grant: Taking on the Tabloids (2012) Self |
| Girlfriend in a Coma (2012) Self (archive footage) (uncredited) |
| Cloud Atlas (2012) Rev. Giles Horrox / Hotel Heavy / Lloyd Hooks / Denholme Cavendish / Seer Rhee / Kona Chief |
| So You Want To Be A Pirate! (2012) The Pirate Captain |
| The Pirates! In an Adventure with Scientists! (2012) Pirate Captain (voice) |
| Final Cut: Hölgyeim és uraim (2012) (archive footage) |
| Did You Hear About the Morgans? (2009) Paul Morgan |
| Music and Lyrics (2007) Alex Fletcher |
| American Dreamz (2006) Martin Tweed |
| Live 8 (2005) Self |
| A Tribute To Ismail Merchant (2005) Self (archive footage) |
| Travaux, on sait quand ça commence... (2005) Le nouveau voisin |
| Bridget Jones: The Edge of Reason (2004) Daniel |
| Love Actually (2003) The Prime Minister |
| 101 Most Shocking Moments in Entertainment (2003) |
| Two Weeks Notice (2002) George Wade |
| About a Boy (2002) Will Freeman |
| Histoires de festival (2002) |
| Bridget Jones's Diary (2001) Daniel Cleaver |
| Small Time Crooks (2000) David |
| Mickey Blue Eyes (1999) Michael Felgate |
| The Making of a Mobster: 'Mickey Blue Eyes' (1999) Self |
| Notting Hill (1999) William Thacker |
| Doctor Who: The Curse of Fatal Death (1999) The Handsome Doctor |
| Junket Whore (1998) Self |
| Happy Birthday Elizabeth: A Celebration of Life (1997) Self |
| Extreme Measures (1996) Dr. Guy Luthan |
| Night Train to Venice (1996) Martin |
| Restoration (1995) Elias Finn |
| Sense and Sensibility (1995) Edward Ferrars |
| Nine Months (1995) Samuel Faulkner |
| The Englishman Who Went Up a Hill But Came Down a Mountain (1995) Reginald Anson |
| An Awfully Big Adventure (1995) Meredith Potter |
| Four Weddings and a Funeral (1994) Charles |
| Sirens (1994) Anthony Campion |
| The Changeling (1993) Alsemero |
| The Remains of the Day (1993) Reginald Cardinal |
| Bitter Moon (1992) Nigel |
| The Trials of Oz (1991) Richard Neville |
| Our Sons (1991) James |
| Impromptu (1991) Frederic Chopin |
| The Big Man (1990) Gordon |
| Champagne Charlie (1989) Charles Heidsieck |
| The Lady and the Highwayman (1988) Lord Lucius Vyne |
| La nuit Bengali (1988) Allan |
| The Lair of the White Worm (1988) Lord James D'Ampton |
| Remando al viento (1988) Lord Byron |
| The Dawning (1988) Harry |
| White Mischief (1987) Hugh |
| Maurice (1987) Clive Durham |
| The Demon Lover (1986) Robert Drover |
| Jenny's War (1985) Peter Baines |
| Honour, Profit & Pleasure (1985) Burlington |
| Privileged (1982) Lord Adrian |
| James Ivory: In Search of Love and Beauty Self |
| Nuclear Bogeyheads Andy |