Josh Hartnett! From The Faculty! And also now the excellent and somewhat spooky series Penny Dreadful.
He dropped by to tell James Barr all about the show which is now back on Sky, whether he'd go on Celebrity Bake Off, and eating people that are actually sweets. It'll all make sense when you watch the video.
Oh, and if you want to know how to handle a kissing scene, he's got you covered.