John Leeson
Birthday: 1943-03-16 | Place of Birth: Leicester, Leicestershire, England, UKJohn Leeson (16 March 1943 — 1 November 2026) was a British actor, known for voicing K-9 on the television series Doctor Who from 1977–79, then from 1980–81, and returned for two single episodes in the revival series. He also voiced K-9 in the show's spin-offs K-9 and Company, The Sarah Jane Adventures, and K-9.
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Known For
Acting
Year
Title
Role
2025
The Doctor Who Escape Room: Team Third Doctor
as K9 (voice)
2024
2009
K-9
as K-9 (voice)
2003
Doctor Who: Shada
as K9 (voice)
1995
Downtime
as Anthony the D.J.
1990
Search Out Space
as K9 (voice)
1987
Myth Runner
as Himself
1982
The Barretts of Wimpole Street
as Henry Barrett
1981
K-9 and Company
as K-9 (voice)
1981
K-9 and Company: A Girl's Best Friend
as K-9 (voice)
1981
Doctor Who: Warriors' Gate
as K9 (voice)
1980
Doctor Who: The Leisure Hive
as K9 (voice)
1980
Doctor Who: Meglos
as K9 (voice)
1980
Doctor Who: Full Circle
as K9 (voice)
1980
Doctor Who: State of Decay
as K9 (voice)
1979
Doctor Who: The Power of Kroll
as Dugeen
1979
Doctor Who: The Armageddon Factor
as K-9 (voice)
1979
Tarka the Otter
as Secretary of the Hunt
