Syfy original ; Jocko Productions ; Amblin Television ; Dark Horse Entertainment ; Universal Content Productions ; created for television by Chris Sheridan ; produced by Brian Leslie Parker ; written by Chris Sheridan ... [and others] ; directed by Robert Duncan McNeill ... [and others]
BBC ; BBC Wales ; producer, Richard Stokes ; written by Chris Chibnall, James Moran, Helen Raynor, Catherine Tregenna, J.C. Wilsher, Matt Jones, Joseph Lidster, Phil Ford and Peter J. Hammond ; directed by Ashley Way, Colin Teague, Andy Goddard, Jonathan Fox Bassett and Mark Everest
Ten Thirteen Inc. in association with Twentieth Century Fox Television ; written by Chris Carter, Howard Gordon, Darin Morgan ... [and others] ; directed by R.W. Goodwin, Rob Bowman, Kim Manners .. [and others].