The psychosexual horror thriller Penny Dreadful's 10-episode second season premieres Sunday, May 3 at 10/9c on Showtime.

Eva Green returns as the tormented and seductive Vanessa Ives. How will she deal with her inner demons this season?

Josh Hartnett is back as American sharpshooter Ethan Chandler. Though we learned his supernatural secret, he remains a mystery. Why was he running from his family back home?

Ethan Chandler was revealed to be a werefolf in the Season 1 finale. Will we learn exactly how Ethan was cursed?

Reeve Carney plays the mesmerizing Dorian Gray. Aside from sleeping with practically every character on the show, we know little of Mr. Gray's past. Will we see the legendary portrait this season?

Timothy Dalton returns as Sir Malcolm Murray. Sadly, Sir Malcolm lost his precious Mina, but gained a second daughter in Vanessa. Having brought this band of misfits together, it's up to Sir Malcolm to lead the fight and banish evil once and for all.

Harry Treadaway is back as the brilliant Dr. Victor Frankenstein. Victor proved to be a gentle soul obsessed with the mysteries of life and death. He gave his creation a bride, but how will Brona react to what she's become?

Rory Kinnear returns as Frankenstein's menacing creature; Caliban. Though he was furious at his creator for abandoning him, Caliban softened up after Brona was brought back as his bride. However, will she accept or reject him?

Danny Sapani plays the extremely loyal Sembene. Sir Malcolm's confidant has proven invaluable to his cause. However, he remains a mystery. Will we learn more about Sembene this season?

Helen McCrory returns as the mysterious Evelyn Poole (a.k.a. Madame Kali). After experiencing Vanessa's gift first hand at her seance, there's no doubt Madame Kali wants to learn more. The spiritualist is said to be this season's big bad, posing a unique threat to our group.

Sarah Greene plays Evelyn Poole's powerful daughter; Hecate. That's right, it appears Madame Kali will enlist her daughter's help. Together the two women will not only torment Vanessa, but the rest of the characters as well.

What do you think of the key art? Are you looking forward to Season 2? Don't miss the season premiere of the critically acclaimed Penny Dreadful on Sunday, May 3 at 10/9c on Showtime.