John Leeson

Known for: Acting

Born: 1943-01-01 (age 83)

From: Leicester, 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.

Filmography (63)

MOVIE★ 10.0
The Doctor Who Escape Room: Team Third Doctor
2025
as K9 (voice)
MOVIE
Darkness & Light: The Life of Graham Williams
2024
as Self
TV
Doctor Who: Behind the Sofa
2018
as Self
MOVIE
The Doctors: The Tom Baker Years
2017
MOVIE
Longleat '83: The Lost Footage
2015
TV
Myth Makers
2015
as Himself
MOVIE★ 7.8
The Five(ish) Doctors Reboot
2013
as Self
TV★ 6.3
Pointless Celebrities
2011
as K-9 (voice)
TV★ 6.9
K-9
2009
as K-9 (voice)
MOVIE
The K-9 Files
2008
MOVIE
Celebration: Doctor Who in 1983
2008
MOVIE
A Matter of Time
2007
MOVIE
Parrot Fashion
2007
MOVIE
Getting Blood from the Stones
2007
TV★ 7.1
The Sarah Jane Adventures
2007
as K9 (voice)
MOVIE★ 7.0
The Sarah Jane Adventures: Invasion of the Bane
2007
as K9
TV★ 7.6
Doctor Who
2005
as K9 (voice)
MOVIE
A New Beginning
2004
MOVIE★ 7.3
Doctor Who: Shada
2003
as K9 (voice)
MOVIE★ 7.0
Longleat '83: The Greatest Show in the Galaxy
2001
as Himself - Host
MOVIE★ 8.0
K9 Unleashed
2000
TV★ 7.0
Longitude
2000
as BBC Producer
TV★ 7.6
Vanity Fair
1998
as Priest
MOVIE★ 8.5
Where on Earth Is Katy Manning?
1998
TV★ 6.9
Bugs
1995
as Harris
MOVIE★ 5.7
Downtime
1995
as Anthony the D.J.
MOVIE★ 4.8
Doctor Who: Dimensions in Time
1993
as K9 (voice)
MOVIE★ 8.0
Search Out Space
1990
as K9 (voice)
TV★ 9.0
Shadow of the Noose
1989
as Dickinson
MOVIE★ 8.9
Doctor Who: Remembrance of the Daleks
1988
as Dalek Battle Computer (voice)
MOVIE★ 10.0
Myth Runner
1987
as Himself
MOVIE★ 5.7
Whoops Apocalypse
1986
as TV Interviewer
TV★ 7.8
'Allo 'Allo!
1984
as Train's Cook
MOVIE★ 7.8
Doctor Who: The Five Doctors
1983
as K9 (voice)
MOVIE★ 8.0
The Barretts of Wimpole Street
1982
as Henry Barrett
MOVIE★ 5.7
K-9 and Company: A Girl's Best Friend
1981
as K-9 (voice)
TV★ 6.5
K-9 and Company
1981
as K-9 (voice)
TV★ 6.2
Sorry!
1981
MOVIE★ 5.5
Doctor Who: Warriors' Gate
1981
as K9 (voice)
MOVIE★ 7.5
Doctor Who: State of Decay
1980
as K9 (voice)
MOVIE★ 6.2
Doctor Who: Full Circle
1980
as K9 (voice)
MOVIE★ 5.0
Doctor Who: Meglos
1980
as K9 (voice)
MOVIE★ 7.0
Doctor Who: The Leisure Hive
1980
as K9 (voice)
MOVIE★ 6.8
Tarka the Otter
1979
as Secretary of the Hunt
TV★ 7.2
Minder
1979
as Passport Officer
TV★ 10.0
Jigsaw
1979
as Jig
MOVIE★ 5.5
Doctor Who: The Armageddon Factor
1979
as K-9 (voice)
MOVIE★ 4.7
Doctor Who: The Power of Kroll
1979
as Dugeen
MOVIE★ 10.0
Merry Christmas Doctor Who
1978
as K9 (voice)
MOVIE★ 7.2
Doctor Who: The Androids of Tara
1978
as K-9 (Voice)
MOVIE★ 7.8
Doctor Who: The Stones of Blood
1978
as K-9 (voice)
MOVIE★ 7.0
Doctor Who: The Pirate Planet
1978
as K-9 (voice)
MOVIE★ 6.8
Doctor Who: The Ribos Operation
1978
as K-9 (voice)
MOVIE★ 6.2
Doctor Who: The Invasion of Time
1978
as K9 (voice)
MOVIE★ 5.3
Doctor Who: Underworld
1978
as K-9 Mk. I (voice)
TV★ 7.3
Blake's 7
1978
as Toise
MOVIE★ 7.0
Doctor Who: The Sun Makers
1977
as K9 Mk. I (voice)
MOVIE★ 7.2
Doctor Who: The Invisible Enemy
1977
as K-9 Mk. I (voice) / Nucleus (voice)
MOVIE
Husband to Mrs. Fitzherbert
1975
as Clergyman
TV★ 6.8
Rainbow
1972
as Bungle
TV★ 6.0
On the House
1970
as Young Man
TV★ 7.4
Dad's Army
1968
as Soldier
TV★ 7.9
Doctor Who
1963
as K9 (voice)