Person file · Acting

John Leeson

Born 1943-01-01Leicester, Leicestershire, England, UK

John Leeson is a British actor who is known for voicing K-9 on the television series Doctor Who from 1977 to 1979, then from 1980 to 1981, and has returned for two single episode in the revived series. He also voiced K-9 in the show's spin-offs K-9 and Company, The Sarah Jane Adventures and K-9.

Screen work

Movies & roles

2025The Doctor Who Escape Room: Team Third DoctorK9 (voice)2024Darkness & Light: The Life of Graham WilliamsSelf 2017The Doctors: The Tom Baker YearsRole 2015Longleat '83: The Lost FootageRole 2013The Five(ish) Doctors RebootSelf 2008The K-9 FilesRole 2008Celebration: Doctor Who in 1983Role 2007A Matter of TimeRole 2007Parrot FashionRole 2007Getting Blood from the StonesRole 2007The Sarah Jane Adventures: Invasion of the BaneK9 2004A New BeginningRole 2003Doctor Who: ShadaK9 (voice)2001Longleat '83: The Greatest Show in the GalaxyHimself - Host 2000K9 UnleashedRole 1998Where on Earth Is Katy Manning?Role 1995DowntimeAnthony the D.J.1993Doctor Who: Dimensions in TimeK9 (voice)1990Search Out SpaceK9 (voice)1988Doctor Who: Remembrance of the DaleksDalek Battle Computer (voice)1987Myth RunnerHimself 1986Whoops ApocalypseTV Interviewer 1983Doctor Who: The Five DoctorsK9 (voice)1982The Barretts of Wimpole StreetHenry Barrett