Doctor Who News for 2005 (Season 1) TechSparx Doctor Who News Doctor Who News for 2005 (Season 1) Why did Christopher Eccleston leave after just one season? (Wed Dec 21 2016 00:00:00 GMT+0200 (Eastern European Standard Time)) When Doctor Who restarted in 2005, Christopher Eccleston gave a power-house performance. But, he left after 1 season. Why?