Claim: Apocalypse Now was written by Francis Ford Coppola and Michael Herr..

Apocalypse Now is a 1979 American epic war film directed , produced and co-written by Francis Ford Coppola . It was co-written by John Milius with narration written by Michael Herr . It stars Marlon Brando , Robert Duvall , Martin Sheen , Frederic Forrest , Albert Hall , Sam Bottoms , Larry Fishburne , and Dennis Hopper . The screenplay , written by Milius , adapts the story of Joseph Conrad 's novella Heart of Darkness changing its setting from late 1800 's Congo to the Vietnam War . It draws from Herr 's Dispatches , and Werner Herzog 's Aguirre , the Wrath of God -LRB- 1972 -RRB- . The film revolves around Captain Benjamin L. Willard -LRB- Sheen -RRB- on a secret mission to assassinate Colonel Kurtz , a renegade who is presumed insane .   The film has been noted for the problems encountered while making it , chronicled in the documentary Hearts of Darkness : A Filmmaker 's Apocalypse -LRB- 1991 -RRB- . These problems included Brando arriving on the set overweight and completely unprepared , expensive sets being destroyed by severe weather , and its lead actor -LRB- Sheen -RRB- having a breakdown , and suffering a near-fatal heart attack , while on location . Problems continued after production as the release was postponed several times while Coppola edited thousands of feet of film .   Apocalypse Now was released to universal acclaim . It was honored with the Palme d'Or at Cannes , nominated for the Academy Award for Best Picture , and the Golden Globe Award for Best Motion Picture -- Drama . It is considered to be one of the greatest films ever made . The film was ranked No. 14 in the British Film Institute 's Sight and Sound greatest films poll in 2012 . In 2000 , the film was selected for preservation in the National Film Registry by the Library of Congress as being `` culturally , historically or aesthetically significant '' .