John Leeson

Doctor Who: Gallifrey(2025)

The Doctor Who Escape Room: Team Third Doctor(2025)

K9 (voice)

The Doctors: The Tom Baker Years(2017)

Longleat '83: The Lost Footage(2015)

Doctor Who and the Shada Man(2013)

K9 (voice)

Doctor Who: Gallifrey(2013)

The Prince

Celebration: Doctor Who in 1983(2008)

The K-9 Files(2008)

The Sarah Jane Adventures: Invasion of the Bane(2007)

K9

A Matter of Time(2007)

Parrot Fashion(2007)

Getting Blood from the Stones(2007)

A New Beginning(2004)

Doctor Who: Shada(2003)

K9 (voice)

Longleat '83: The Greatest Show in the Galaxy(2001)

Himself - Host

K9 Unleashed(2000)

Where on Earth Is Katy Manning?(1998)

Downtime(1995)

Anthony the D.J.

Doctor Who: Dimensions in Time(1993)

K9 (voice)

Search Out Space(1990)

K9 (voice)

Doctor Who: Remembrance of the Daleks(1988)

Dalek Battle Computer (voice)

Myth Runner(1987)

Himself

Whoops Apocalypse(1986)

TV Interviewer

Doctor Who: The Five Doctors(1983)

K9 (voice)

The Barretts of Wimpole Street(1982)

Henry Barrett

Doctor Who: Warriors' Gate(1981)

K9 (voice)

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

K-9 (voice)

Doctor Who: Meglos(1980)

K9 (voice)

Doctor Who: The Leisure Hive(1980)

K9 (voice)

Doctor Who: Full Circle(1980)

K9 (voice)

Doctor Who: State of Decay(1980)

K9 (voice)

Tarka the Otter(1979)

Secretary of the Hunt

Doctor Who: The Power of Kroll(1979)

Dugeen

Doctor Who: The Armageddon Factor(1979)

K-9 (voice)

Doctor Who: The Ribos Operation(1978)

K-9 (voice)

Doctor Who: Underworld(1978)

K-9 Mk. I (voice)

Doctor Who: The Invasion of Time(1978)

K9 (voice)

Doctor Who: The Stones of Blood(1978)

K-9 (voice)

Doctor Who: The Androids of Tara(1978)

K-9 (Voice)

Doctor Who: The Pirate Planet(1978)

K-9 (voice)

Merry Christmas Doctor Who(1978)

K9 (voice)

Doctor Who: The Sun Makers(1977)

K9 Mk. I (voice)

Doctor Who: The Invisible Enemy(1977)

K-9 Mk. I (voice) / Nucleus (voice)

Husband to Mrs. Fitzherbert(1975)

Clergyman