Known for Acting

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.
1986
as TV Interviewer
2013
as Self
1983
as K9 (voice)
2007
as K9
1993
as K9 (voice)
1977
as K9 Mk. I (voice)
1987
as Himself
2003
as K9 (voice)
1979
as Secretary of the Hunt
1978
as K-9 Mk. I (voice)
1988
as Dalek Battle Computer (voice)
2001
as Himself - Host
1977
as K-9 Mk. I (voice) / Nucleus (voice)
2008
1982
as Henry Barrett
1981
as K9 (voice)
1980
as K9 (voice)
1995
as Anthony the D.J.
1980
as K9 (voice)
1981
as K-9 (voice)