When the renegade crew of Serenity agrees to hide a fugitive on their ship, they find themselves in an action-packed battle between the relentless military might of a totalitarian regime who will destroy anything – or anyone – to get the girl back and the bloodthirsty creatures who roam the uncharted areas of space. But... the greatest danger of all may be on their ship.
- Year: 2005
- Country: United States of America
- Genre: Science Fiction, Action, Adventure, Thriller
- Studio: Universal Pictures, Barry Mendel Productions
- Keyword: spacecraft, martial arts, telepathy, dystopia, fugitive, space western, planet, cannibal, space opera, operative, ex soldier, firefly, browncoat
- Director: Joss Whedon
- Cast: Nathan Fillion, Summer Glau, Gina Torres, Alan Tudyk, Morena Baccarin, Adam Baldwin