Desperate to land a man on the moon before Russia does, NASA hastily preps a would-be spaceman for a mission that would leave him alone in a lunar shelter for a year.
Countdown is a 1967 science fiction film directed by Robert Altman, based on the 1964 novel The Pilgrim Project by Hank Searls. The film stars James Caan and Robert Duvall as astronauts vying to be the first American to walk on the Moon as part of an accelerated program to beat the Soviet Union.
