| Movie | 2006 | The History Boys | Rudge | |
| Movie | 2021 | National Theatre Live: Constellations | Roland | |
| Movie | 2023 | Allelujah | Colin Colman | |
| Movie | 2005 | My Family and Other Animals | Leslie Durrell | |
| Movie | N/A | Real Love (Yes, It's Real Love!) | Mick | |
| Movie | 2012 | Grabbers | Dr. Adam Smith | |
| Movie | 2011 | The Ballad of Russell & Julie | Midshipman Frame (archive footage) | |
| Movie | 2023 | Love Again | Billy Brooks | |
| Movie | 2014 | Blackwood | Jack | |
| Movie | 2023 | White Widow | Charlie | |
| Movie | 2011 | Is This a Joke? | Tim | |
| Movie | 2022 | Wayfinder | Russell | |
| Movie | 2012 | The Pirates! In an Adventure with Scientists! | The Albino Pirate (voice) | |
| Movie | 2012 | Tower Block | Paul | |
| Movie | 2001 | The Red Peppers | Alf | |
| Movie | 2020 | It's Me | Joe | |
| Movie | 2014 | Muppets Most Wanted | Delivery Man | |
| Movie | 2012 | Walking the Dogs | Footman | |
| Movie | 2014 | Pride | Tim | |
| Movie | 2025 | Plainclothes | Andrew | |
| Movie | 2021 | Rhythm of Life | Self | |
| Movie | 2015 | The Lady in the Van | Young Man with Earring | |
| Movie | 2010 | Lady Grey London | Rod | |
| Movie | 2016 | Red Top | Andy Coulson | |
| Movie | 2015 | Stick Man | Dog (voice) | |
| Movie | 2016 | The Pass | Jason | |
| Movie | 2016 | Looking: The Movie | Kevin Matheson | |
| Movie | 2010 | Huge | Carl | |
| Movie | 2024 | Pet Shop Boys: A New Bohemia | | |
| Movie | 2024 | Life is Excellent | | |
| Movie | 2014 | Effie Gray | George | |
| Movie | 2016 | Mindhorn | Paul Melly | |
| Movie | 2017 | National Theatre Live: Angels In America — Part One: Millennium Approaches | Joseph Pitt/Prior 1/The Eskimo | |
| Movie | 2017 | National Theatre Live: Angels In America — Part Two: Perestroika | Joseph Pitt/Mormon Centre Father/The Angel Europa | |
| Movie | 2013 | Doctor Who: The Ultimate Guide | Narrator (voice) | |
| Movie | 2007 | Doctor Who: Voyage of the Damned | Midshipman Alonso Frame | |
| Movie | 2001 | The Emperor's New Clothes | Recruit | |
| Movie | 2018 | Freedom Fighters: The Ray | Ray Terrill / The Ray (voice) | |
| Movie | 2009 | Roar | Tom | |
| Movie | 2019 | The Sea | David | |
| Movie | 2017 | The Hippopotamus | Rupert Keynes | |
| Movie | 2019 | The Good Liar | Steven | |
| Movie | 2013 | The King is Dead | Nicky | |
| Movie | 2009 | In Passing | Henry Travers | |
| Movie | 2020 | Baby Lies Truthfully | | |
| Movie | 2018 | Hymn of Hate | Sergeant George May | |
| Movie | 2021 | The Picture of Dorian Gray | Basil Hallward | |
| Movie | 2020 | No Masks | | |
| Movie | 2014 | Mike the Knight: Journey to Dragon Mountain | Squirt (Voice) | |
| TV Show | 2002 | Ultimate Force | | 1 |
| TV Show | 1984 | The Bill | | 2 |
| TV Show | 1996 | Silent Witness | | 2 |
| TV Show | 2017 | We Have Been Watching | Self | 5 |
| TV Show | 2018 | The Great Celebrity Bake Off for Stand Up To Cancer | Self - Guest | 1 |
| TV Show | 2004 | Agatha Christie's Marple | PC Terence Reed | 1 |
| TV Show | 2009 | Being Human | George Sands | 23 |
| TV Show | 2001 | Messiah | Robbie McManus | 3 |
| TV Show | 2008 | Little Dorrit | John Chivery | 14 |
| TV Show | 2010 | Him & Her | Steve | 25 |
| TV Show | 2013 | What Remains | Michael | 4 |
| TV Show | 2014 | Looking | Kevin Matheson | 15 |
| TV Show | 2015 | Banished | James Freeman | 7 |
| TV Show | 2019 | RuPaul's Drag Race UK | Self - Guest Judge | 1 |
| TV Show | 2023 | Juice | Guy | 6 |
| TV Show | 2008 | Mutual Friends | Estate Agent | 1 |
| TV Show | 2010 | Sherlock | Henry Knight | 1 |
| TV Show | 2003 | Servants | | 1 |
| TV Show | 2015 | Quantico | Harry Doyle | 35 |
| TV Show | 2023 | Alison & Larry: Billericay To Barry | Russell Tovey | 1 |
| TV Show | 2012 | Just a Minute | Self | 1 |
| TV Show | 2010 | Mongrels | | 1 |
| TV Show | 1994 | Mud | Bill | 14 |
| TV Show | 2017 | Queers. | Phil | 1 |
| TV Show | 2021 | Starstruck | Dave | 2 |
| TV Show | 1996 | Spywatch | Dennis Sealey | 12 |
| TV Show | 2014 | The Flash | Ray Terrill / The Ray | 1 |
| TV Show | 2016 | DC's Legends of Tomorrow | Ray Terrill / The Ray | 1 |
| TV Show | 2017 | Freedom Fighters: The Ray | Ray Terrill / The Ray (voice) | 12 |
| TV Show | 2005 | Doctor Who Confidential | Narrator | 13 |
| TV Show | 1999 | Holby City | Jerome Hibbert | 1 |
| TV Show | 1999 | Holby City | Adam Spengler | 1 |
| TV Show | 2022 | AIDS: The Unheard Tapes | Narrator | 3 |
| TV Show | 2013 | The Job Lot | Karl Lyndhurst | 18 |
| TV Show | 2017 | The Great British Bake Off: An Extra Slice | Self | 2 |
| TV Show | 2024 | Rob Beckett's Smart TV | Self - Guest | 1 |
| TV Show | 2017 | FEUD | John O'Shea | 8 |
| TV Show | 2008 | Celebrity Juice | Self | 2 |
| TV Show | 2019 | Years and Years | Daniel Lyons | 6 |
| TV Show | 1996 | Never Mind the Buzzcocks | Self - Panellist | 1 |
| TV Show | 2011 | American Horror Story | Patrick Read | 10 |
| TV Show | 2013 | Talking to the Dead | DS Huw Brydon | 2 |
| TV Show | 2013 | Snow, Sex and Suspicious Parents | Self - Narrator (voice) | 8 |
| TV Show | 2011 | Sun, Sex and Suspicious Parents | Self - Narrator (voice) | 31 |
| TV Show | 2014 | Festivals, Sex and Suspicious Parents | Self - Narrator (voice) | 5 |
| TV Show | 2024 | The Fortress | Charlie Oldman | 7 |
| TV Show | 1989 | Agatha Christie's Poirot | Lionel Marshall | 1 |
| TV Show | 2015 | Supergirl | Ray Terrill / The Ray (uncredited) | 1 |
| TV Show | 2020 | Flesh and Blood | Jake | 4 |
| TV Show | 1998 | The Mrs Bradley Mysteries | Stable boy | 1 |
| TV Show | 2018 | Shane the Chef | | 52 |
| TV Show | 2008 | Ashes to Ashes | Marcus Johnstone | 1 |
| TV Show | N/A | The War Between the Land and the Sea | Barclay | 5 |
| TV Show | 2017 | Queers. | | 8 |
| TV Show | 2020 | The Sister | Nathan | 4 |
| TV Show | 2016 | The Night Manager | Simon Ogilvey | 1 |
| TV Show | 2007 | Gavin & Stacey | Budgie | 4 |
| TV Show | 2025 | Suspect: The Shooting of Jean Charles De Menezes | Deputy Assistant Commissioner Brian Paddick | 4 |
| TV Show | 2012 | BBC Comedy Feeds | | 1 |
