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.
★7.9The Five(ish) Doctors Reboot
Self
2013
★4.8Doctor Who: Dimensions in Time
K9 (voice)
1993
★5.7Whoops Apocalypse
TV Interviewer
1986
★5.7K-9 and Company: A Girl's Best Friend
K-9 (voice)
1981
★7.8Doctor Who: The Five Doctors
K9 (voice)
1983
★6.8Tarka the Otter
Secretary of the Hunt
1979
★9.3Doctor Who: Remembrance of the Daleks
Dalek Battle Computer (voice)
1988
★5.7Downtime
Anthony the D.J.
1995
★7.0Doctor Who: The Leisure Hive
K9 (voice)
1980
★6.2Doctor Who: Full Circle
K9 (voice)
1980
★6.2Doctor Who: The Invasion of Time
K9 (voice)
1978
★7.0Longleat '83: The Greatest Show in the Galaxy
Himself - Host
2001
★7.2The Sarah Jane Adventures: Invasion of the Bane
K9
2007
★8.5Where on Earth Is Katy Manning?
1998
★7.3Doctor Who: Shada
K9 (voice)
2003
★7.2Doctor Who: The Androids of Tara
K-9 (Voice)
1978
★6.8Doctor Who: The Ribos Operation
K-9 (voice)
1978
★5.3Doctor Who: Underworld
K-9 Mk. I (voice)
1978
★5.5Doctor Who: The Armageddon Factor
K-9 (voice)
1979
★7.8Doctor Who: The Stones of Blood
K-9 (voice)
1978
Celebration: Doctor Who in 1983
2008
★5.0Doctor Who: Meglos
K9 (voice)
1980
★10.0Myth Runner
Himself
1987
★7.2Doctor Who: The Invisible Enemy
K-9 Mk. I (voice) / Nucleus (voice)
1977
★7.6Doctor Who
K9 (voice)
2005
★7.9Doctor Who
K9 (voice)
1963
★7.9Doctor Who
Dugeen
1963
★7.1Minder
Passport Officer
1979
★7.8'Allo 'Allo!
Train's Cook
1984
★6.8Rainbow
Bungle
1972
★6.3Pointless Celebrities
K-9 (voice)
2011
★7.3Blake's 7
Toise
1978
★7.3Blake's 7
Pasco
1978
★7.1The Sarah Jane Adventures
K9 (voice)
2007
★6.8Bugs
Harris
1995
★7.4Dad's Army
Soldier
1968
★7.0Longitude
BBC Producer
2000
★9.0Shadow of the Noose
Dickinson
1989
★7.6Vanity Fair
Priest
1998
★6.9K-9
K-9 (voice)
2009
Doctor Who: Behind the Sofa
Self
2018
★6.3Sorry!
1981
Myth Makers
Himself
2015
★6.5K-9 and Company
K-9 (voice)
1981
★10.0Jigsaw
Jig
1979
