Joseph Morgan as Klaus
Who: Joseph Morgan
Character: Original vampire Klaus
Where You’ve Seen Him Before: The Vampire Diaries (obvs), Immortals
Details: When Klaus gets word that some people are planning to make a move against him, he heads to New Orleans to figure what they’re up to. We found out that Klaus was one of the city’s original (no pun intended) inhabitants. He later runs into numerous old friends, including his wicked former protégé, Marcel.