John Leeson
Jan 1, 1943

IMDb Page
Movie Release Date Character Age at Release
The Doctors: The Tom Baker Years 09/18/17 74
Longleat '83: The Lost Footage 10/01/15 72
The Five(ish) Doctors Reboot 11/23/13 Self 70
Celebration: Doctor Who in 1983 03/03/08 65
The Sarah Jane Adventures: Invasion of the Bane 01/01/07 K9 64
Doctor Who: Shada 05/02/03 K9 (voice) 60
Longleat '83: The Greatest Show in the Galaxy 02/20/01 Himself - Host 58
K9 Unleashed 04/10/00 57
Where on Earth Is Katy Manning? 01/01/98 55
Downtime 02/03/95 Anthony the D.J. 52
Doctor Who: Dimensions in Time 11/27/93 K9 (voice) 50
Doctor Who: Remembrance of the Daleks 10/26/88 Voices 45
Myth Runner 01/01/87 Himself 44
Whoops Apocalypse 05/06/86 TV Interviewer 43
Myth Makers 2: John Leeson 12/04/84 41
Doctor Who: The Five Doctors 11/25/83 K9 (voice) 40
The Barretts of Wimpole Street 12/30/82 Henry Barrett 39
K-9 and Company: A Girl's Best Friend 12/28/81 K-9 (voice) 38
Doctor Who: Warriors' Gate 01/24/81 K9 (voice) 38
Doctor Who: State of Decay 12/13/80 K9 (voice) 37
Doctor Who: Full Circle 11/15/80 K9 (voice) 37
Doctor Who: Meglos 10/18/80 K9 (voice) 37
Doctor Who: The Leisure Hive 09/20/80 K9 (voice) 37
Tarka the Otter 11/01/79 Secretary of the Hunt 36
Doctor Who: The Armageddon Factor 02/24/79 K-9 (voice) 36
Doctor Who: The Power of Kroll 01/13/79 Dugeen 36
Doctor Who: The Androids of Tara 12/16/78 K-9 (Voice) 35
Doctor Who: The Stones of Blood 11/18/78 K-9 (voice) 35
Doctor Who: The Pirate Planet 10/21/78 K-9 (voice) 35
Doctor Who: The Ribos Operation 09/23/78 K-9 (voice) 35
Doctor Who: The Invasion of Time 03/11/78 K9 (voice) 35
Doctor Who: Underworld 01/28/78 K-9 Mk. I (voice) 35
Doctor Who: The Sun Makers 12/17/77 K9 Mk. I (voice) 34
Doctor Who: The Invisible Enemy 10/22/77 K-9 Mk. I (voice) / Nucleus (voice) 34