"Alps" is a 2011 film directed by Yorgos Lanthimos. The story follows a group of people who form a service called "Alps," where they impersonate the deceased for the grieving families, helping them cope with their loss. The group consists of a nurse, a gymnast, and a therapist, who each navigate their own emotional struggles and ethical dilemmas while performing these roles. The film explores themes of grief, identity, and the nature of reality, blending dark humor with surreal elements, characteristic of Lanthimos's distinctive storytelling style.

The movie "Alps" is not based on a plane crash. However, the film "The Summit" (2012) documents the tragic events surrounding the 2008 K2 climbing disaster, while "Alive" (1993) is based on the true story of the 1972 Andes plane crash involving a Uruguayan rugby team. If you are referring to a specific plane crash in the Alps, please clarify, and I can provide more tailored information.

"Alps," directed by Yorgos Lanthimos, follows a peculiar group that offers a service to help people cope with the loss of loved ones by impersonating the deceased. The group, led by a nurse named Monty, takes on the identities of the deceased to provide comfort and closure to the bereaved. As the story unfolds, the lines between reality and performance blur, leading to unsettling emotional consequences for both the impersonators and those they are meant to comfort. The film explores themes of grief, identity, and the nature of human connection.

"Alps," directed by Yorgos Lanthimos, is a 2011 Greek film that explores themes of identity, grief, and the nature of performance. While "best movie of all time" is subjective and varies by opinion, many critics cite films like "Citizen Kane," "The Godfather," and "2001: A Space Odyssey" for their groundbreaking techniques and storytelling. Ultimately, the "best" film can differ based on personal taste, cultural impact, and cinematic innovation. "Alps" is noted for its unique narrative style and thought-provoking content.