Watch exclusive Atlantis series 2 clip Atlantis episode 13: Digital Spy review 'Atlantis' renewed for second series 'Atlantis' episode 3 review 'Atlantis' review: A gift from the gods? 'Atlantis': New BBC drama - pictures 'Atlantis' to air on BBC America 'Merlin': Is it the right time to end? 'Merlin' exec on new movie trilogy 'Merlin' Julian Murphy series five Q&A 'Merlin' series five for 2013 US debut 'Merlin': How dark is too dark? 'Merlin' writers 'know how show ends' 'Merlin' exec 'horrified by early years' 'Merlin' execs: 'Show needed to grow up' New 'Merlin' trailer released - watch Merlin exec: Series six talks have begun 'Merlin' for 'sophisticated' series five 'Game of Thrones' star for 'Merlin' role Liam Cunningham to appear in 'Merlin'? 'Merlin' to end after five years? 'Merlin' movie in the works?