Filmography49 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2024 | UnsinkableSeries | Arthur Hawkins | 34 |
| 2022 | Voices of LiberationSeries | Self | 32 |
| 2022 | PistolSeries | Malcolm McLaren | 32 |
| 2022 | Sleep No MoreMovie | Samuel Emerson | 32 |
| 2020 | The Queen's GambitSeries | Benny Watts | 30 |
| 2020 | Dragon RiderMovie | Firedrake (voice) | 30 |
| 2018 | Maze Runner: The Death CureMovie | Newt | 28 |
| 2017 | GodlessSeries | Whitey Winn | 27 |
| 2015 | Game of Thrones The IMAX ExperienceMovie | Jojen Reed | 25 |
| 2015 | Thunderbirds Are Go!Series | John Tracy (voice) | 25 |
| 2015 | Wolf HallSeries | Rafe Sadler | 25 |
| 2015 | Star Wars: The Force AwakensMovie | First Order Officer | 25 |
| 2015 | Maze Runner: The Scorch TrialsMovie | Newt | 25 |
| 2015 | Reggie & Thunderbirds: No Strings AttachedMovie | — | 25 |
| 2014 | The Maze RunnerMovie | Newt | 24 |
| 2014 | Phantom HaloMovie | Samuel Emerson | 24 |
| 2013 | Phineas and Ferb: Mission MarvelMovie | Ferb Fletcher (voice) | 23 |
| 2013 | Phineas and Ferb: The Perry Files - Animal AgentsMovie | Ferb (voice) | 23 |
| 2013 | Orbit Ever AfterMovie | Nigel | 23 |
| 2013 | The Ugly DucklingMovie | Ugly Duckling | 23 |
| 2013 | RainMovie | Andy | 23 |
| 2012 | The Baytown OutlawsMovie | Rob | 22 |
| 2012 | Phineas and Ferb: The Perry FilesMovie | — | 22 |
| 2012 | Phineas and Ferb: The Daze of SummerMovie | — | 22 |
| 2011 | Game of ThronesSeries | Jojen Reed | 21 |
| 2011 | AlbatrossMovie | Mark | 21 |
| 2011 | Phineas and Ferb the Movie: Across the 2nd DimensionMovie | Ferb Fletcher (voice) | 21 |
| 2011 | Death of a SuperheroMovie | Donald Clarke | 21 |
| 2010 | AccusedSeries | Jake Murray | 20 |
| 2010 | Take Two with Phineas and FerbSeries | Ferb Fletcher (voice) | 20 |
| 2009 | PinocchioMovie | Lucignolo | 19 |
| 2009 | Bright StarMovie | Samuel | 19 |
| 2009 | The Alchemistic SuitcaseMovie | Boy | 19 |
| 2008 | Phineas and Ferb: The Fast and the PhineasMovie | Ferb Fletcher (voice) | 18 |
| 2007 | Phineas and FerbSeries | Ferb Fletcher (voice) | 17 |
| 2005 | Doctor WhoSeries | Tim Latimer | 15 |
| 2005 | American Dad!Series | Avery's Roommate (voice) | 15 |
| 2005 | Doctor Who ConfidentialSeries | — | 15 |
| 2005 | Nanny McPheeMovie | Simon | 15 |
| 2003 | Love ActuallyMovie | Sam | 13 |
| 2003 | Hitler: The Rise of EvilSeries | Adolf Hitler (10 yrs) | 13 |
| 2003 | EntrustedMovie | Thomas von Gall | 13 |
| 2002 | Ultimate ForceSeries | — | 12 |
| 2002 | Stig of the DumpSeries | Barney | 12 |
| 2002 | Bobbie's GirlMovie | Alan Langham | 12 |
| 2002 | Mrs. MeitlemeihrMovie | Young Boy | 12 |
| 2001 | The Miracle of the CardsMovie | Craig Shergold | 11 |
| 2001 | Station JimMovie | Henry | 11 |
| 1986 | London's BurningSeries | — | — |