How Not to Die Documentary (2026) featured a cast of 4 tracked actors. Of these, 4 (100%) are still alive today. The oldest surviving cast member is T. Colin Campbell, age 92. This film starred T. Colin Campbell and Michael Greger.
100% still with us· verified cast
Survivorship
Cast Reunion Index: 100% still living
Cast4 members
| Person | Character | Status | DOB | Age | DOD | Age in 2026 |
|---|---|---|---|---|---|---|
| Self | Living | 14/03/1934 | 92 | — | 92 | |
 Michael Greger Self | Self | Living | 25/10/1972 | 53 | — | 54 |
| Self | Living | 12/12/1933 | 92 | — | 93 | |
 Garth Davis Self | Self | Living | 28/01/1970 | 56 | — | 56 |
