
Horizon (1964) featured a cast of 86 tracked actors. Of these, 36 (64%) are still alive today and 20 have passed away. The oldest surviving cast member is David Attenborough, age 100. This TV series starred Richard Branson and Nicholas Soames.
64% still with us· verified cast42% of full cast · incl. 30 unverified
Survivorship
Cast Reunion Index: 64% still living
Avg. Age at Death: 78.4 yrs
Deaths by Year
1931
1980
1990
2010
2020
2025
Cast86 members
| Person | Character | Status | DOB | Age | DOD | Age in 1964 |
|---|---|---|---|---|---|---|
| Living | 18/07/1950 | 76 | — | 14 | ||
| Living | 12/02/1948 | 78 | — | 16 | ||
| Unverified | — | — | — | — | ||
| Living | 15/07/1940 | 86 | — | 24 | ||
| Living | 23/03/1937 | 89 | — | 27 | ||
| Unverified | — | — | — | — | ||
| Living | 01/10/1960 | 66 | — | 4 | ||
| Living | 03/06/1945 | 81 | — | 19 | ||
| Living | 24/01/1947 | 79 | — | 17 | ||
| Deceased | 18/09/1961 | 62 | 07/04/2024 | 3 | ||
| Deceased | 03/10/1939 | 85 | 10/06/2025 | 25 | ||
| Unverified | — | — | — | — | ||
Andrew Scott Narrator | Narrator | Living | 21/10/1976 | 50 | — | 50 |
Helen McCrory Narrator | Narrator | Deceased | 17/08/1968 | 52 | 16/04/2021 | 52 |
Dr Adam Rutherford Presenter | Presenter | Unverified | — | — | — | — |
Hugo Speer Narrator | Narrator | Living | 17/03/1969 | 57 | — | 57 |
Gabriel Weston Presenter | Presenter | Unverified | — | — | — | — |
David Harewood Narrator | Narrator | Living | 08/12/1965 | 60 | — | 60 |
Giles Yeo Presenter | Presenter | Living | 01/05/1973 | 53 | — | 53 |
Adam Pearson Presenter | Presenter | Living | 06/01/1985 | 41 | — | 41 |
Chris van Tulleken Presenter | Presenter | Unverified | — | — | — | — |
Daniel Kahneman Presenter | Presenter | Unverified | — | — | — | — |
Toby Macdonald Presenter | Presenter | Unverified | — | — | — | — |
Uta Frith Presenter | Presenter | Unverified | — | — | — | — |
Xand van Tulleken Presenter | Presenter | Living | 18/08/1978 | 48 | — | 48 |
| Living | 08/05/1926 | 100 | — | 38 | ||
Toby Jones Narrator | Narrator | Living | 07/09/1966 | 60 | — | 60 |
Katherine Parkinson Narrator | Narrator | Living | 09/03/1978 | 48 | — | 48 |
| Unverified | — | — | — | — | ||
| Unverified | — | — | — | — | ||
| Unverified | — | — | — | — | ||
| Deceased | 16/12/1917 | 90 | 19/03/2008 | 47 | ||
Frank Gillard Narrator | Narrator | Unverified | — | — | — | — |
Terrence Hardiman Trofim Lysenko | Trofim Lysenko | Deceased | 06/04/1937 | 86 | 08/05/2023 | 27 |
David Swift Vavilov | Vavilov | Unverified | — | — | — | — |
Simon Lack Zhukovskii | Zhukovskii | Unverified | — | — | — | — |
Richard Ireson Prezent | Prezent | Unverified | — | — | — | — |
George Cormack Michurin | Michurin | Unverified | — | — | — | — |
Forbes Collins Iakovlev | Iakovlev | Unverified | — | — | — | — |
Richard Beale Lysenko's father | Lysenko's father | Unverified | — | — | — | — |
Dilly Barlow Narrator | Narrator | Unverified | — | — | — | — |
Zam Baring Narrator | Narrator | Unverified | — | — | — | — |
| Unverified | — | — | — | — | ||
Ian Holm Narrator | Narrator | Deceased | 12/09/1931 | 88 | 19/06/2020 | 33 |
Dilly Barlow Narrator | Narrator | Unverified | — | — | — | — |
Michael Swann Narrator (voice) | Narrator (voice) | Unverified | — | — | — | — |
Vernon Joyner Narrator (voice) | Narrator (voice) | Deceased | 16/12/1930 | 71 | 14/05/2002 | 34 |
John Slack Narrator (voice) | Narrator (voice) | Unverified | — | — | — | — |
Danny Wallace Presenter | Presenter | Unverified | — | — | — | — |
Paul Vaughan Narrator (voice) | Narrator (voice) | Deceased | 24/10/1925 | 89 | 14/11/2014 | 39 |
Lucian Msamati Narrator | Narrator | Living | 05/03/1976 | 50 | — | 50 |
Jack Fortune Narrator (voice) | Narrator (voice) | Unverified | — | — | — | — |
Bill Paterson Narrator | Narrator | Unverified | — | — | — | — |
Professor Brian Cox Presenter | Presenter | Living | 03/03/1968 | 58 | — | 58 |
Bernard Hill Narrator | Narrator | Deceased | 17/12/1944 | 79 | 05/05/2024 | 20 |
Jemma Redgrave Narrator (voice) | Narrator (voice) | Living | 14/01/1965 | 61 | — | 61 |
Howard Lang Mr. Rothery | Mr. Rothery | Deceased | 20/03/1911 | 78 | 11/12/1989 | 53 |
Ruth Wilson Narrator | Narrator | Living | 13/01/1982 | 44 | — | 44 |
Stephen Kemble Narrator | Narrator | Unverified | — | — | — | — |
Derek Jacobi Narrator | Narrator | Living | 22/10/1938 | 88 | — | 26 |
| Deceased | 03/04/1925 | 88 | 14/03/2014 | 39 | ||
Nicola Walker Narrator | Narrator | Living | 15/05/1970 | 56 | — | 56 |
Alice Roberts Self - Presenter | Self - Presenter | Living | 19/05/1973 | 53 | — | 53 |
John Hammond Self - Presenter | Self - Presenter | Living | 13/11/1942 | 83 | — | 22 |
| — | Deceased | 18/01/1908 | 66 | 22/08/1974 | 56 | |
| Self | Deceased | 12/07/1895 | 87 | 01/07/1983 | 69 | |
Thomas A. Edison Self | Self | Deceased | 11/02/1847 | 84 | 18/10/1931 | 117 |
Julian Assange Himself - Interviewed Guest | Himself - Interviewed Guest | Living | 03/07/1971 | 55 | — | 55 |
James Hazeldine Self | Self | Deceased | 04/04/1947 | 55 | 17/12/2002 | 17 |
Dr Zoe Williams Herself - Presenter | Herself - Presenter | Living | 03/04/1980 | 46 | — | 46 |
Hannah Fry Self - Presenter | Self - Presenter | Living | 21/02/1984 | 42 | — | 42 |
Fergal Keane Self - Presenter | Self - Presenter | Living | 06/01/1961 | 65 | — | 3 |
| Self | Unverified | — | — | — | — | |
Jane Goodall Self | Self | Deceased | 03/04/1934 | 91 | 01/10/2025 | 30 |
Liz Bonnin Self - Presenter | Self - Presenter | Living | 11/09/1972 | 54 | — | 54 |
Chris Packham Self | Self | Living | 04/05/1961 | 65 | — | 3 |
Kelly Hunter Herself - Narrator | Herself - Narrator | Living | 21/07/1963 | 63 | — | 1 |
Lynsey Baxter Margaret Howard | Margaret Howard | Living | 07/05/1959 | 67 | — | 5 |
Danny Wallace Himself | Himself | Living | 16/11/1976 | 49 | — | 49 |
Stephen Hawking Himself | Himself | Deceased | 08/01/1942 | 76 | 14/03/2018 | 22 |
Francis Crick Self | Self | Deceased | — | — | — | — |
Jim Al-Khalili Self - Presenter | Self - Presenter | Living | 20/09/1962 | 64 | — | 2 |
Frank Borman Self | Self | Deceased | 14/03/1928 | 95 | 07/11/2023 | 36 |
Tim Berners-Lee Himself - Interviewed Guest | Himself - Interviewed Guest | Living | 08/06/1955 | 71 | — | 9 |
Iain Stewart Self - Presenter | Self - Presenter | Living | 01/01/1964 | 62 | — | 62 |
Michael Mosley Self - Presenter | Self - Presenter | Deceased | 22/03/1957 | 67 | 05/06/2024 | 7 |