Serenity

Serenity is a 2005 space western film written and directed by Joss Whedon. It is a continuation of the short-lived 2002 Fox science fiction television series Firefly, taking place after the events of the final episode. Set in 2518, Serenity is the story of the captain and crew of a cargo ship. The captain and first mate are veterans of the Unification War, having fought on the losing side. Their lives of petty crime are interrupted by a psychic passenger who harbors a dangerous secret.

Source

 * Wikipedia