An extended second series of the Ireland-shot, Showtime/Sky Atlantic Victorian psychological thriller Penny Dreadful has been commissioned.

The second series, which will feature 10 episodes, will be shown next year.

Penny Dreadful, which tells the origin stories of literary characters such as Count Dracula and Dorian Gray, stars Josh Hartnett, Timothy Dalton, Eva Green and Billie Piper.

Cameron Roach, Acting Head of Drama, Sky Entertainment, said: "We are really pleased to be able to bring a second series of Penny Dreadful to our customers' screens."

Roach added: "With the show set in Victorian London and filmed in Ireland, we are very proud of Penny Dreadful's British and Irish roots.

"We are thrilled to be working with Neal Street Productions and Showtime on the second series."