Doctor Who: The Mysterious Planet (1986) featured a cast of 14 tracked actors. Of these, 5 (42%) are still alive today and 7 have passed away. The oldest surviving cast member is Colin Baker, age 83. This film starred Colin Baker and Nicola Bryant.
42% still with us· verified cast36% of full cast · incl. 2 unverified
Survivorship
Cast Reunion Index: 42% still living
Avg. Age at Death: 74.3 yrs
Deaths by Year
2001
2005
2014
2021
2024
2026
Cast14 members
| Person | Character | Status | DOB | Age | DOD | Age in 1986 |
|---|---|---|---|---|---|---|
 Colin Baker The Doctor | The Doctor | Living | 08/06/1943 | 83 | — | 43 |
 Nicola Bryant Peri Brown | Peri Brown | Living | 11/10/1960 | 65 | — | 26 |
 Michael Jayston The Valeyard | The Valeyard | Deceased | 29/10/1935 | 88 | 05/02/2024 | 51 |
 Lynda Bellingham The Inquisitor | The Inquisitor | Deceased | 31/05/1948 | 66 | 19/10/2014 | 38 |
 Tony Selby Sabalom Glitz | Sabalom Glitz | Deceased | 26/02/1938 | 83 | 05/09/2021 | 48 |
 Glen Murphy Dibber | Dibber | Living | 06/04/1957 | 69 | — | 29 |
 Joan Sims Queen Katryca | Queen Katryca | Deceased | 09/05/1930 | 71 | 27/06/2001 | 56 |
 Tom Chadbon Merdeen | Merdeen | Deceased | 27/02/1946 | 80 | 27/07/2026 | 40 |
 Roger Brierley Drathro (voice) | Drathro (voice) | Deceased | 02/06/1935 | 70 | 23/09/2005 | 51 |
 David Rodigan Broken Tooth | Broken Tooth | Living | 24/06/1951 | 75 | — | 35 |
Adam Blackwood Balazar | Balazar | Living | 14/07/1959 | 67 | — | 27 |
 Timothy Walker Grell | Grell | Unverified | — | — | — | — |
Billy McColl Humker | Humker | Deceased | 15/11/1951 | 62 | 01/01/2014 | 35 |
 Sion Tudor Owen Tandrell | Tandrell | Unverified | — | — | — | — |