The epic conclusion to the fifth series of Torchwood - Aliens Among Us 3 - is here. How did Yvonne Hartman survive? Is Jack working with terrorists? And what happened to Gwen? Find out today, only at Big Finish.

You can now catch the final four adventures of series five in Torchwood: Aliens Among Us 3. With all of Cardiff at stake, a leadership battle taking place, and more alien threats than ever, is the new Torchwood team ready? Find out what happens to Captain Jack, Yvonne Hartman, Gwen Cooper, Orr, Mr Colchester and Tyler Steele.

5.9 Poker Face by Tim Foley

Torchwood are in trouble. Terrorist attacks are rocking the city. Control of the police has been ceded to Cardiff's alien masters. And it looks like it's all been arranged by Captain Jack Harkness. Worse, there's a dead woman in the cells who says that Torchwood will be hers by dawn.

5.10 Tagged by Joseph Lidster

"I know what you've done. I know what you'll do."

The phrase starts appearing everywhere around Cardiff. On posters. On the internet. It's just a prank, isn't it? Only a wave of vigilante crime spreads through the city. People are taking revenge. Suddenly everyone knows what you've done. And they know what you'll do.

5.11 Escape Room by Helen Goldwyn

Gwen Cooper, Rhys Williams, and the Colchester-Prices go to try out an escape room. They've heard a lot about them. Especially this one. People keep going into the game and not coming out. But Torchwood will be fine. After all – partners can trust each other. Can't they?

5.12 Herald of the Dawn by James Goss

It starts normally enough: a car park full of ramblers is incinerated by a thunderbolt. But the next day it's clear there's something very wrong. Something's changed. Something's coming. It's the end of the world. And that's what Torchwood are best at...

Torchwood: Aliens Among Us 3 is available now from Big Finish at £28 on CD or £25 on download. Or you can save money with a bundle: get all three parts of Aliens Among Us at £75 on CD or £60 on download.

Don’t forget the Torchwood range kicks off again in March with a tale released every month. The first of these releases is The Death of Captain Jack, which brings back James Marsters as Captain John Hart.

And the original Torchwood team will be reunited in April in Torchwood: Believe – available for pre-order now.