An American professional gambler named Jack Weil decides to visit Havana, Cuba to gamble. On the boat to Havana, he meets Roberta Duran, the wife of a revolutionary, Arturo. Shortly after their arrival, Arturo is taken away by the secret police, and Roberta is captured and tortured. Jack frees her, but she continues to support the revolution.
In a future society in the era of indefinite eugenics, humans are set on a life course depending on their DNA. Young Vincent Freeman is born with a condition that would prevent him from space travel, yet is determined to infiltrate the GATTACA space program.