Captain Jack Harkness is a man from the 51st century trapped in the past who leads the last remnants of the Torchwood Institute, a top secret British agency outside the government whose job it is to investigate alien goings on in the world, act in mankind's best interest, and, if needed, be the Earth's last line of defense.
Elenco: Eve Myles , John Barrowman , Naoko Mori , Gareth David-Lloyd , Bill Pullman , Bill Pullmann , Kai Owen , Alexa Havins , Burn Gorman , Lauren Ambrose , Mekhi Phifer .