
John Leeson
Known for Acting · 67 credits
- Born
- 1943-01-01 (age 83)
- Place of birth
- Leicester, Leicestershire, England, UK
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
TV Shows (20)

Doctor Who
2005
as K9 (voice)

Doctor Who
1963
as K9 (voice) / Dugeen

Minder
1979
as Passport Officer

Rainbow
1972
as Bungle

'Allo 'Allo!
1984
as Train's Cook

Blake's 7
1978
as Toise / Pasco

Pointless Celebrities
2011
as K-9 (voice)

Dad's Army
1968
as Soldier

The Sarah Jane Adventures
2007
as K9 (voice)

Bugs
1995
as Harris

Vanity Fair
1998
as Priest

Longitude
2000
as BBC Producer

Doctor Who: Behind the Sofa
2018
as Self

Shadow of the Noose
1989
as Dickinson

K-9
2009
as K-9 (voice)

Sorry!
1981
On the House
1970
as Young Man

K-9 and Company
1981
as K-9 (voice)

Myth Makers
2015
as Himself

Jigsaw
1979
as Jig
Movies (47)

Myth Runner
1987
as Himself

The Five(ish) Doctors Reboot
2013
as Self

Whoops Apocalypse
1986
as TV Interviewer

Doctor Who: Dimensions in Time
1993
as K9 (voice)

Tarka the Otter
1979
as Secretary of the Hunt

Doctor Who: The Five Doctors
1983
as K9 (voice)

Longleat '83: The Greatest Show in the Galaxy
2001
as Himself - Host

Doctor Who: Shada
2003
as K9 (voice)

The Barretts of Wimpole Street
1982
as Henry Barrett

Doctor Who: Underworld
1978
as K-9 Mk. I (voice)

K-9 and Company: A Girl's Best Friend
1981
as K-9 (voice)

Doctor Who: The Pirate Planet
1978
as K-9 (voice)

Downtime
1995
as Anthony the D.J.

Doctor Who: Warriors' Gate
1981
as K9 (voice)

Celebration: Doctor Who in 1983
2008

Doctor Who: The Invisible Enemy
1977
as K-9 Mk. I (voice) / Nucleus (voice)

Doctor Who: Remembrance of the Daleks
1988
as Dalek Battle Computer (voice)

Doctor Who: The Sun Makers
1977
as K9 Mk. I (voice)

Doctor Who: The Power of Kroll
1979
as Dugeen

The Sarah Jane Adventures: Invasion of the Bane
2007
as K9

Doctor Who: The Armageddon Factor
1979
as K-9 (voice)

Doctor Who: Full Circle
1980
as K9 (voice)

Doctor Who: The Leisure Hive
1980
as K9 (voice)

Doctor Who: The Invasion of Time
1978
as K9 (voice)

K9 Unleashed
2000

Where on Earth Is Katy Manning?
1998

Longleat '83: The Lost Footage
2015

Doctor Who: The Androids of Tara
1978
as K-9 (Voice)

Search Out Space
1990
as K9 (voice)

The Doctors: The Tom Baker Years
2017

A Matter of Time
2007

Doctor Who: The Ribos Operation
1978
as K-9 (voice)

Doctor Who: The Stones of Blood
1978
as K-9 (voice)

Doctor Who: State of Decay
1980
as K9 (voice)

A New Beginning
2004

Doctor Who: Meglos
1980
as K9 (voice)

Getting Blood from the Stones
2007
Doctor Who: Gallifrey
2025

Doctor Who and the Shada Man
2013
as K9 (voice)

The Doctor Who Escape Room: Team Third Doctor
2025
as K9 (voice)

Darkness & Light: The Life of Graham Williams
2024
as Self
Husband to Mrs. Fitzherbert
1975
as Clergyman

Parrot Fashion
2007
Doctor Who: The Time War
as K-9

Doctor Who: Gallifrey
2013
as The Prince

The K-9 Files
2008

Merry Christmas Doctor Who
1978
as K9 (voice)
About John Leeson
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. With 67 credits spanning from 1963 to 2025, John Leeson has appeared in 47 films and 20 TV shows.
Fans searching for John Leeson movies, John Leeson filmography, or the latest projects starring John Leeson can stream many of these titles on CineFlixo, free and in HD, with no subscription required.
Most Popular John Leeson Movies
- Myth Runner (1987) — as Himself
- The Five(ish) Doctors Reboot (2013) — as Self
- Whoops Apocalypse (1986) — as TV Interviewer
- Doctor Who: Dimensions in Time (1993) — as K9 (voice)
- Tarka the Otter (1979) — as Secretary of the Hunt
Where to Watch John Leeson Films
Most John Leeson movies and series are available to stream on CineFlixo in full HD, completely free and without signup. Browse the complete filmography above to jump directly to any title. For more films and the latest web series featuring John Leeson, check our movies catalogue and browse page.