Sci-Fi Wire reports that Ninth Doctor Christopher Eccleston has joined the cast of The Dark Is Rising. The 20th Century Fox and Walden Media film is an adaptation of the books of the same name by Susan Cooper. Eccleston will play the villain, the Rider, and will join the cast of Gregory Smith, Amelia Warner (Aeon Flux), Emma Lockhart (Batman Begins), Gary Entin, Edmund Entin, Jonathan Jackson and John Benjamin Hickey. Ian McShane and Frances Conroy have also been cast. The movie is slated to begin filming on 26 February in Romania.