Kit Harington Joins HBO's 'Harry Potter' Season 2 as Gilderoy Lockhart

Actor Kit Harington, known for 'Game of Thrones,' has been cast as Gilderoy Lockhart in the second season of HBO's 'Harry Potter' series. He replaces Nicholas Hoult, who departed due to scheduling conflicts. Harington previously voiced Lockhart in the Audible audio adaptations, bringing a familiar voice to the role based on 'Harry Potter and the Chamber of Secrets.'