| Pandorum is about two astronauts, Bower (Foster) | | | | and the other survivors have been encountering. This |
| and Payton (Quaid), wake up from suspended | | | | survivor then knocks them out with gas. Upon |
| animation to find themselves alone, with no memory of | | | | awakening, they find themselves chained up, with the |
| who they are, what they are doing, or what has | | | | survivor about to kill them for food. |
| happened to the crew of their 60,000 passenger | | | | Meanwhile, Payton discovers another crew member, |
| sleeper ship the Elysium. They are unable to access | | | | Gallo, who reveals to him that he was part of the flight |
| the ship's bridge, and cannot communicate with any | | | | crew that received the message from Earth. After |
| other members of the crew, including the flight team | | | | receiving the Earth's last message, Gallo gives a |
| they are to relieve. While exploring the spacecraft | | | | different account from what Bower has heard, that |
| under Payton's radio guidance, Bower talks with | | | | the other two crew mates with Gallo had an onset of |
| Payton about Pandorum, a psychological condition | | | | Pandorum and, eventually, Gallo was forced to kill them |
| brought on by extended periods of hyper-sleep | | | | in order to survive. By now, most of the ship's |
| (suspended animation) and its symptoms and effects, | | | | population is either dead or mutated. |
| including severe paranoia, vivid hallucinations, and | | | | Bower manages to convince the survivor to allow |
| homicidal tendencies. | | | | them to restart the ship reactor. The group fight their |
| As Bower explores on, he encounters dead bodies, | | | | way to the ship's reactor, and Bower eventually |
| and fast moving humanoid creatures. Escaping from | | | | restarts it. While moving through the passenger |
| one of them, he then encounters other human | | | | hypersleep storage area, he sees the pod for |
| survivors, and they work together to reach the ship's | | | | Payton's wife, and his memories now allow him to |
| nuclear reactor. The reactor will fail permanently if | | | | realize that Payton is not who he says he is. Payton is |
| Bower does not reset it soon. Moving on, the group | | | | actually Gallo, and the "Gallo" that the audience has |
| encounters another survivor, who tells them the story | | | | been seeing, is actually just the other part of "Payton's" |
| of what had happened before they awakened. Their | | | | consciousness, and the man who has been calling |
| mission is revealed to be one of desperation. Earth, | | | | himself Payton is in fact the aged Gallo, who was the |
| suffering from massive overpopulation, dispatched the | | | | one to succumb to Pandorum and kill his other two |
| sleeper ship and its crew on a 123-year voyage to a | | | | crew mates. The ship had in fact reached its |
| new, Earth-like planet to create a settlement. When | | | | destination a long time ago, landing in the ocean of the |
| the ship receives one last message from Earth, | | | | planet. Bower then fights with Payton/Gallo while |
| informing them that Earth was no more and that they | | | | simultaneously battling the symptoms of Pandorum, |
| were the last survivors, one of the three crew | | | | and during this he inadvertently causes a hull breach, |
| members awoke (as there are usually three flight | | | | allowing water to start pouring in, killing Payton/Gallo. |
| crew active at any one shift) turned insane, killed his | | | | Bower escapes with the last known survivor by |
| other two crew mates, then played God by | | | | ejecting his hibernation chamber from the ship. The hull |
| awakening most of the crew and locking them away. | | | | breach causes the ship's computer to initiate an |
| When he grew bored of it, he went back into | | | | emergency evacuation, ejecting the remaining 1,211 |
| suspended animation and left the crew locked away. | | | | crew members still hibernating and unmutated. These |
| Genetic augments that every crew member had | | | | remaining survivors are then able to begin building their |
| received prior to the mission (for quick adaptation to | | | | settlement, finally fulfilling their mission as Year 1 of the |
| the new planet) had instead adapted them to the ship, | | | | human race the new planet. |
| turning them into the cannibalistic monsters that Bower | | | | |