Filmography22 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2026 | The Dickie ShowSeries | — | 63 |
| 2024 | Doctor Who at the PromsMovie | Self (uncredited) | 61 |
| 2024 | The Making of The Daleks in ColourMovie | Self | 61 |
| 2023 | imagine… Russell T Davies: The Doctor and MeMovie | Self | 60 |
| 2023 | Doctor Who: Video CommentariesSeries | Self | 60 |
| 2022 | RuPaul's Drag Race UK vs The WorldSeries | Self - Special Guest | 59 |
| 2020 | Michael McIntyre's The WheelSeries | Self - Expert | 57 |
| 2020 | Victoria Wood: The Secret ListSeries | Self | 57 |
| 2015 | TofuSeries | Writer & Creator of Cucumber (2015) and Banana (2015) | 52 |
| 2013 | The Five(ish) Doctors RebootMovie | Self | 50 |
| 2013 | Dr. Forever!Series | Himself | 50 |
| 2013 | The Celestial ToyroomMovie | — | 50 |
| 2011 | Doctor Who: Tales Lost in TimeMovie | — | 48 |
| 2008 | Verity Lambert: Drama QueenMovie | — | 45 |
| 2007 | The Graham Norton ShowSeries | Self | 44 |
| 2007 | The 50 Greatest Television DramasMovie | Self | 44 |
| 2006 | TorchwoodSeries | — | 43 |
| 2006 | Totally Doctor WhoSeries | Self | 43 |
| 2005 | Doctor Who ConfidentialSeries | Self | 42 |
| 2005 | Doctor Who: A New DimensionMovie | Self | 42 |
| 2001 | Richard & JudySeries | Self | 38 |
| 1978 | The South Bank ShowSeries | — | 15 |