About the film
Alive: 20 Years Later is a 1993 documentary film produced, directed and written by Jill Fullerton-Smith and narrated by Martin Sheen. The documentary focused on the lives of the 16 survivors, 20 years after Uruguayan Air Force Flight 571 crash in the Andes Mountains on October 13, 1972. It also discussed their participation in the production of the 1993 feature film Alive.
From the film's Wikipedia article (CC BY-SA 4.0).