Lost In Space Forever (1998) featured a cast of 16 tracked actors. Of these, 8 (50%) are still alive today and 8 have passed away. The oldest surviving cast member is Marta Kristen, age 81. This film starred John Larroquette and Mark Goddard.
50% still with us· verified cast
Survivorship
Cast Reunion Index: 50% still living
Avg. Age at Death: 78.1 yrs
Deaths by Year
1971
1989
2002
2009
2012
2022
2023
2025
Cast16 members
| Person | Character | Status | DOB | Age | DOD | Age in 1998 |
|---|---|---|---|---|---|---|
 John Larroquette Self | Self | Living | 25/11/1947 | 78 | — | 51 |
 Mark Goddard Self (also archive footage) | Self (also archive footage) | Deceased | 24/07/1936 | 87 | 10/10/2023 | 62 |
 Angela Cartwright Self (also archive footage) | Self (also archive footage) | Living | 09/09/1952 | 74 | — | 46 |
 Jonathan Harris Self (also archive footage) | Self (also archive footage) | Deceased | 06/11/1914 | 87 | 03/11/2002 | 84 |
 William Hurt Self (also archive footage) | Self (also archive footage) | Deceased | 20/03/1950 | 71 | 13/03/2022 | 48 |
 Marta Kristen Judy Robinson (archive footage) | Judy Robinson (archive footage) | Living | 26/02/1945 | 81 | — | 53 |
 Matt LeBlanc Self (also archive footage) | Self (also archive footage) | Living | 25/07/1967 | 59 | — | 31 |
 June Lockhart Self (also archive footage) | Self (also archive footage) | Deceased | 25/06/1925 | 100 | 23/10/2025 | 73 |
 Bob May Self (also archive footage) | Self (also archive footage) | Deceased | 04/09/1939 | 69 | 18/01/2009 | 59 |
 Bill Mumy Self (also archive footage) | Self (also archive footage) | Living | 01/02/1954 | 72 | — | 44 |
 Gary Oldman Self (also archive footage) | Self (also archive footage) | Living | 21/03/1958 | 68 | — | 40 |
 Michael Rennie The Keeper (archive footage) | The Keeper (archive footage) | Deceased | 25/08/1909 | 61 | 10/06/1971 | 89 |
 Mimi Rogers Self (also archive footage) | Self (also archive footage) | Living | 27/01/1956 | 70 | — | 42 |
 Kurt Russell Quano (archive footage) | Quano (archive footage) | Living | 17/03/1951 | 75 | — | 47 |
 Dick Tufeld Self - Robot (voice) (also archive footage) | Self - Robot (voice) (also archive footage) | Deceased | 11/12/1926 | 85 | 22/01/2012 | 72 |
 Guy Williams Professor John Robinson (archive footage) | Professor John Robinson (archive footage) | Deceased | 14/01/1924 | 65 | 30/04/1989 | 74 |