
Actor
John Leeson
Born 1943 · 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.
Acting

Doctor Who
K9 (voice) · 2005

Doctor Who
K9 (voice) · 1963

'Allo 'Allo!
Train's Cook · 1984

The Sarah Jane Adventures
K9 (voice) · 2007

The Five(ish) Doctors Reboot
Self · 2013

Dad's Army
Soldier · 1968

Blake's 7
Toise · 1978

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

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

Minder
Passport Officer · 1979

Vanity Fair
Priest · 1998

Myth Runner
Himself · 1987

Jigsaw
Jig · 1979

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

Merry Christmas Doctor Who
K9 (voice) · 1978

Rainbow
Bungle · 1972

Bugs
Harris · 1995

Shadow of the Noose
Dickinson · 1989

Tarka the Otter
Secretary of the Hunt · 1979

Pointless Celebrities
K-9 (voice) · 2011

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

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

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

K-9
K-9 (voice) · 2009