John Leeson
Biography
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.
Known For
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Filmography
Acting (67)
Movies (47)
Doctor Who: Gallifrey
2025
The Doctor Who Escape Room: Team Third Doctor
2025as K9 (voice)
Darkness & Light: The Life of Graham Williams
2024as Self
The Doctors: The Tom Baker Years
2017
Longleat '83: The Lost Footage
2015
Doctor Who and the Shada Man
2013as K9 (voice)
The Five(ish) Doctors Reboot
2013as Self
Doctor Who: Gallifrey
2013as The Prince
The Sarah Jane Adventures: From Raxacoricofallapatorius with Love
2009as K9 (voice)
The K-9 Files
2008
Celebration: Doctor Who in 1983
2008
Getting Blood from the Stones
2007
The Sarah Jane Adventures: Invasion of the Bane
2007as K9
A Matter of Time
2007
Parrot Fashion
2007
A New Beginning
2004
Doctor Who: Shada
2003as K9 (voice)
Longleat '83: The Greatest Show in the Galaxy
2001as Himself - Host
K9 Unleashed
2000
Where on Earth Is Katy Manning?
1998
Downtime
1995as Anthony the D.J.
Doctor Who: Dimensions in Time
1993as K9 (voice)
Search Out Space
1990as K9 (voice)
Doctor Who: Remembrance of the Daleks
1988as Voices
Myth Runner
1987as Himself
Whoops Apocalypse
1986as TV Interviewer
Doctor Who: The Five Doctors
1983as K9 (voice)
The Barretts of Wimpole Street
1982as Henry Barrett
Doctor Who: Warriors' Gate
1981as K9 (voice)
K-9 and Company: A Girl's Best Friend
1981as K-9 (voice)
Doctor Who: The Leisure Hive
1980as K9 (voice)
Doctor Who: State of Decay
1980as K9 (voice)
Doctor Who: Meglos
1980as K9 (voice)
Doctor Who: Full Circle
1980as K9 (voice)
Doctor Who: The Armageddon Factor
1979as K-9 (voice)
Tarka the Otter
1979as Secretary of the Hunt
Doctor Who: The Power of Kroll
1979as Dugeen
Doctor Who: The Androids of Tara
1978as K-9 (Voice)
Doctor Who: The Ribos Operation
1978as K-9 (voice)
Doctor Who: The Invasion of Time
1978as K9 (voice)
Doctor Who: The Pirate Planet
1978as K-9 (voice)
Doctor Who: The Stones of Blood
1978as K-9 (voice)
Doctor Who: Underworld
1978as K-9 Mk. I (voice)
Merry Christmas Doctor Who
1978as K9 (voice)
Doctor Who: The Sun Makers
1977as K9 Mk. I (voice)
Doctor Who: The Invisible Enemy
1977as K-9 Mk. I (voice) / Nucleus (voice)
Husband to Mrs. Fitzherbert
1975as Clergyman
Television (20)
Doctor Who: Behind the Sofa
2018as Self
Myth Makers
2015as Himself
Pointless Celebrities
2011as K-9 (voice)
K-9
2009as K-9 (voice)
The Sarah Jane Adventures
2007as K9 (voice)
Doctor Who
2005as K9 (voice)
Longitude
2000as BBC Producer
Vanity Fair
1998as Priest
Bugs
1995as Harris
Shadow of the Noose
1989as Dickinson
'Allo 'Allo!
1984as Train's Cook
Sorry!
1981 K-9 and Company
1981as K-9 (voice)
Minder
1979as Passport Officer
Blake's 7
1978as Pasco
Rainbow
1972as Bungle
On the House
1970as Young Man
Dad's Army
1968as Soldier
Doctor Who
1963as K9 (voice)
Doctor Who
1963as K-9 (voice)
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