Captain Jack returns, as the Torchwood team reunite to fight a rogue Time Agent. The mysterious Captain John Hart is determined to wreak havoc, and needs to find something hidden on Earth. But with Gwen's life in danger, and cluster bombs scattered across the city, whose side is Jack on?
Elenco: Eve Myles , John Barrowman , Naoko Mori , Gareth David-Lloyd , Bill Pullman , Bill Pullmann , Kai Owen , Alexa Havins , Burn Gorman , Lauren Ambrose , Mekhi Phifer .