
Filmography116 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2024 | Doctor Who at the PromsMovie | The Doctor (5) (archive footage) | 73 |
| 2024 | Kiss Me, KateMovie | The General | 73 |
| 2023 | The GoldSeries | Assistant Commissioner Gordon Stewart | 72 |
| 2023 | Beyond ParadiseSeries | Richard Baxter | 72 |
| 2022 | Remembers…Series | Self | 71 |
| 2021 | The LarkinsSeries | Vicar | 70 |
| 2020 | Between the CoversSeries | Self | 69 |
| 2020 | The Big Night InMovie | Self | 69 |
| 2020 | LifeSeries | Henry Reynolds | 69 |
| 2019 | Good OmensSeries | Job | 68 |
| 2019 | Gentleman JackSeries | William Priestley | 68 |
| 2018 | You, Me and HimMovie | Teacher | 67 |
| 2018 | The Muppets Take The O2Movie | Self | 67 |
| 2017 | LiarSeries | Denis Walters | 66 |
| 2017 | Harry Hill's Alien Fun CapsuleSeries | Self | 66 |
| 2016 | Sugar Free FarmSeries | Self | 65 |
| 2015 | GypsyMovie | Herbie | 64 |
| 2015 | Longleat '83: The Lost FootageMovie | — | 64 |
| 2014 | Doctor Who: The Ultimate CompanionMovie | Self / The Doctor (archive footage) | 63 |
| 2014 | Doctor Who: The Ultimate Time Lord with Peter DavisonMovie | Self - Presenter / The Fifth Doctor | 63 |
| 2013 | Doctor Who Live: The Next DoctorMovie | Self | 62 |
| 2013 | Doctor Who Live: The AfterpartyMovie | Self | 62 |
| 2013 | The Five(ish) Doctors RebootMovie | Self | 62 |
| 2013 | Doctor Who at the PromsMovie | Self - Special Guest Appearance / The Doctor (5) (archive footage) | 62 |
| 2012 | Tales of Television CentreMovie | Self | 61 |
| 2012 | The Timey-Wimey of Doctor WhoMovie | Self | 61 |
| 2011 | VeraSeries | Matthew Wells | 60 |
| 2011 | Death in ParadiseSeries | Arnold Finch | 60 |
| 2011 | Doctor Who: Tales Lost in TimeMovie | — | 60 |
| 2011 | Come in Number FiveMovie | — | 60 |
| 2010 | Chain ReactionMovie | — | 59 |
| 2009 | Law & Order: UKSeries | Henry Sharpe | 58 |
| 2009 | UnforgivenSeries | John Ingram | 58 |
| 2009 | The QueenSeries | — | 58 |
| 2008 | Trials and TribulationsMovie | (archive footage) | 57 |
| 2008 | Celebration: Doctor Who in 1983Movie | — | 57 |
| 2007 | LewisSeries | Peter Faulkner | 56 |
| 2007 | A Funny Thing Happened on the Way to WillesdenMovie | DC Davies | 56 |
| 2007 | The Man from MontevideoMovie | DC Davies | 56 |
| 2007 | Dangerous LiaisonsMovie | Davies | 56 |
| 2007 | The Dead Peasants SocietyMovie | DC Davies | 56 |
| 2007 | Once Upon a Time on the WestwayMovie | DC Davies | 56 |
| 2007 | Doctor Who: Time CrashMovie | The Doctor (5) | 56 |
| 2006 | The Complete Guide to ParentingSeries | George Huntley | 55 |
| 2005 | Three Steps to HendonMovie | DC Davies | 54 |
| 2005 | Doctor Who ConfidentialSeries | — | 54 |
| 2005 | Towpaths of GloryMovie | DC Davies | 54 |
| 2005 | Friends ReunitedMovie | DC Davies | 54 |
| 2005 | Willesden ConfidentialMovie | DC Davies | 54 |
| 2005 | Doctor Who: A New DimensionMovie | Self | 54 |
| 2004 | Agatha Christie's MarpleSeries | Hubert Curtain | 53 |
| 2004 | New TricksSeries | Charles Allenforth | 53 |
| 2004 | The Long Bank HolidayMovie | Dangerous Davies | 53 |
| 2004 | Benefit to MankindMovie | DC Davies | 53 |
| 2004 | ChristineMovie | Dangerous Davies | 53 |
| 2004 | Dangerous and the Lonely HeartsMovie | DC Davies | 53 |
| 2003 | The Last DetectiveSeries | Detective Constable 'Dangerous' Davies | 52 |
| 2003 | HardwareSeries | Peter Davison | 52 |
| 2003 | TriciaMovie | Dangerous Davies | 52 |
| 2003 | The Last DetectiveMovie | DC Davies | 52 |
| 2003 | Too Good to Be TrueMovie | Robert Lewis | 52 |
| 2003 | The Story of Doctor WhoMovie | — | 52 |
| 2001 | Richard & JudySeries | Self | 50 |
| 2001 | Longleat '83: The Greatest Show in the GalaxyMovie | Himself (archive footage) | 50 |
| 2001 | The Home WhovianMovie | — | 50 |
| 2000 | The Nearly Complete and Utter History of EverythingSeries | — | 49 |
| 1999 | Parting ShotsMovie | John | 48 |
| 1999 | Loose WomenSeries | Self | 48 |
| 1999 | It's Only TV But I Like ItSeries | Self | 48 |
| 1999 | Adventures in Space and TimeMovie | Himself | 48 |
| 1998 | VerdictSeries | Michael Naylor | 47 |
| 1998 | The Mrs Bradley MysteriesSeries | Inspector Christmas | 47 |
| 1998 | Wuthering HeightsMovie | Joseph Lockwood | 47 |
| 1997 | Midsomer MurdersSeries | Archie Pollock | 46 |
| 1997 | Midsomer MurdersSeries | Nicky Frazer | 46 |
| 1997 | Jonathan CreekSeries | Stephen Claithorne | 46 |
| 1996 | PROBE: Ghosts of WinterborneMovie | Gavin Purcell | 45 |
| 1996 | CutsMovie | Henry Babbacombe | 45 |
| 1995 | The Adventures of MoleMovie | Mole | 44 |
| 1995 | Jeremy Hardy Gives Good SexMovie | — | 44 |
| 1995 | PROBE: The Devil of WinterborneMovie | Gavin Purcell | 44 |
| 1994 | Ain't Misbehavin'Series | Clive Quigley | 43 |
| 1994 | Black BeautyMovie | Squire Gordon | 43 |
| 1994 | Mole's ChristmasMovie | Mouse | 43 |
| 1994 | Stranger than FictionMovie | — | 43 |
| 1993 | Doctor Who: Dimensions in TimeMovie | The 5th Doctor | 42 |
| 1993 | The Airzone SolutionMovie | Al Dunbar | 42 |
| 1992 | Doctor Who: Daleks - The Early YearsMovie | Self - Host | 41 |
| 1989 | Screen OneSeries | Dr. Stephen Daker | 38 |
| 1989 | CampionSeries | Albert Campion | 38 |
| 1987 | Going Live!Series | Self | 36 |
| 1986 | A Very Peculiar PracticeSeries | Dr Stephen Daker | 35 |
| 1985 | An Audience with Billy ConnollyMovie | Self - Audience Member (uncredited) | 34 |
| 1985 | Anna of the Five TownsSeries | Henry Mynors | 34 |
| 1985 | Miss Marple: A Pocketful of RyeSeries | Lance Fortescue | 34 |
| 1984 | Miss MarpleSeries | Lance Fortescue | 33 |
| 1984 | Doctor Who: Planet of FireMovie | The Doctor | 33 |
| 1984 | Doctor Who: The AwakeningMovie | The Doctor | 33 |
| 1984 | Doctor Who: Warriors of the DeepMovie | The Doctor | 33 |
| 1984 | Doctor Who: FrontiosMovie | The Doctor | 33 |
| 1983 | Doctor Who: SnakedanceMovie | The Doctor | 32 |
| 1983 | Doctor Who: TerminusMovie | The Doctor | 32 |
| 1983 | Doctor Who: Mawdryn UndeadMovie | The Doctor | 32 |
| 1983 | Doctor Who: The King's DemonsMovie | The Doctor | 32 |
| 1983 | Once Upon a Time LordMovie | Self | 32 |
| 1983 | Doctor Who: The Five DoctorsMovie | The Fifth Doctor | 32 |
| 1981 | The Hitch Hikers Guide to the GalaxyMovie | Dish of the Day | 30 |
| 1981 | The Hitchhiker's Guide to the GalaxySeries | Dish of the Day | 30 |
| 1980 | Sink or SwimSeries | Brian Webber | 29 |
| 1980 | Magnum, P.I.Series | Ian MacKerras | 29 |
| 1979 | Tales of the UnexpectedSeries | Jeremy Tyler | 28 |
| 1978 | All Creatures Great and SmallSeries | Tristan Farnon | 27 |
| 1978 | An Audience with...Series | Self | 27 |
| 1977 | Love for LydiaSeries | Tom Holland | 26 |
| 1973 | WarshipSeries | — | 22 |
| 1963 | Doctor WhoSeries | The Doctor | 12 |