1. Christopher Eccleston, 2005
Eccleston successfully relaunched the long-on-hiatus Doctor Who in 2005 with his single-season Time Lord. Since then he has appeared on Heroes and in G.I. Joe: The Rise of Cobra and Thor: The Dark World, as the villainous Malekith. He can currently be seen on HBO’s The Leftovers, playing a reverend in the post-Rapture world.
2. David Tennant, 2005-10
The much-loved ”Tenth Doctor” left the TARDIS in early 2010 and three years later scored a huge hit in the U.K. playing a detective on the crime drama Broadchurch. This fall U.S. viewers will see Tennant star on Fox’s remake of the show, Gracepoint.
3. Matt Smith, 2010-13
Last summer Smith shot Ryan Gosling’s forthcoming directorial debut, Lost River, and then, after filming the 2013 special Doctor Who Christmas episode, originated the role of Patrick Bateman in the London production of the musical American Psycho. In May it was announced he had been cast as an unspecified character in the big-screen reboot of the Terminator franchise.