be with Stefan after his return at the end of the seventh season. Alaric establishes the Salvatore Boarding School for the Young & Gifted with Caroline, with whom he raises the twins, as Jo watches over him from the afterlife. Joseph Morgan as Klaus Mikaelson (seasons 3–4, recurring season 2; guest seasons 5 & 7), the Original Hybrid, who begins to build an army of new "hybrids", which are half vampire and half werewolf. During the third season, Klaus began to develop feelings for Caroline and falls in love with her. Klaus eventually moves to New Orleans. He ends the series still in New Orleans, and donates $3 million to Caroline and Alaric's boarding school. Michael Malarkey as Enzo St. John (seasons 6–8; recurring season 5), a vampire formerly under the imprisonment of the Augustine society. He was Damon Salvatore's cellmate back in the 1950s when the latter was captured by the Augustines. He and Damon revived their friendship as he searched for his lost lover, Maggie. In the fifth-season episode "Man on Fire", Enzo shut off his humanity after finding out the truth about Maggie's death and is later killed by Stefan, having his heart ripped out. He was resurrected in the fifth-season finale, and later becomes Bonnie's love interest before coming under the control of the monster in the vault at the end of the seventh season. He is killed by a humanity-less Stefan in the eighth season and watches over Bonnie in the afterlife. Episodes Production Initially, Kevin Williamson had little interest in developing the series, as he found the premise too similar to the Twilight novels. However, at the urging of Julie Plec, he began to read the books. He started to become intrigued by the story: "I began to realize that it was a story about a small town, about that town's underbelly and about what lurks under the surface." Williamson has stated the town's story will be the main focus of the series rather than high school. On February 6, 2009, Variety announced that The CW had green-lit the pilot for The Vampire Diaries with Williamson and Julie Plec set as the head writers and executive producers. On May 19, 2009, the series was officially ordered for the 2009–2010 season. The pilot episode was filmed in Vancouver, British Columbia. However, the rest of the seasons have been filmed in Covington, Georgia (which doubles as