The mysterious Captain John Hart is determined to wreak havoc. But with Gwen's life in danger, whose side is Jack on?

When a burglary turns into a slaughter, the team suspect alien involvement. Soon the whole planet is in danger.

Time zones are colliding. Toshiko falls in love with a handsome soldier, trapped out of his time.

Rhys discovers the truth about Torchwood and becomes part of the team as they investigate a mysterious alien meat supply. Gwen feels guilty that Rhys has been put into so much danger.

An alien with the power to change memories infiltrates the team. With Captain Jack caught up in memories of his lost family, and Gwen struggling to remember Rhys, it takes Jack’s love of Ianto to reveal the truth. But there's always a price to pay.

Captain Jack calls in Martha Jones to investigate mysterious deaths. When the trail leads to a sinister medical testing centre she must go undercover.

Deep in shock, the Torchwood team face their darkest hour.

A victim of his newfound circumstances, Owen Harper believes he needs absolution. Will the girl on the rooftop help him?

An alien shapeshifter leaves Gwen carrying more than she bargained for the night before her wedding.

When an old cinema re-opens, past horrors emerge to stalk the streets of Cardiff. As bodies are found caught between life and death, Torchwood must act fast. Who are the Night Travellers and how can Torchwood capture these mysterious killers?

When a local teenager disappears Gwen is drawn into an investigation that reveals a darker side of Torchwood.

A booby trapped building explodes and knocks the team unconscious. As their lives flash before their eyes, we learn how each of them was recruited to Torchwood.

Captain John returns to have his revenge. Taking Captain Jack prisoner, he sends him back in time for a long overdue reunion. Meanwhile, Cardiff is flooded with Weevils. Who is Captain John really working for?