The wanted criminal Richard Bruno Riddick arrives on a planet called Helion Prime and finds himself up against an invading empire called the Necromongers, an army that plans to convert or kill all humans in the universe.

Jack Clayton can only escape after his partner in crime Harry Zordich messes up a Christmas sales department store robbery in a Santa suit. Stuck in a rural small town, he finds himself forced to accept a menial job under the alias Oscar Burton as Santa in Sarah Gibson's nursery. Jack relaxes when invited in their home and proves a good substitute father for Sarah's frustrated fatherless daughter Noelle. Widow Emily Sutton's nostalgic Christmas shop completes his nostalgia, and becomes crucial when his ex-con cahoot turns up to plan a bank robbery. Sarah's admirer keeps warning the sheriff against 'Oscar', who meanwhile teaches the town how to fight off competition from the city mall.

In a world where the holidays are run by the efficient Bureau of Yuletide Affairs, a bitter and burned-out Ghost of Christmas Past decides to go AWOL while on a "mission" and leave his "target" stranded in 1965.

A recent widow invites her husband's troubled best friend to live with her and her two children. As he gradually turns his life around, he helps the family cope and confront their loss.