After ordering up a pilot for Constantine — the TV adaptation of DCs Hellblazer horror comic book series, earlier this year — NBC now plans go ahead with a whole season. Variety reports that the supernatural demon hunter/detective show, which stars Matt Ryan (Layer Cake), Harold Perrineau Jr. (LOST, Zero Dark Thirty), Lucy Griffiths (True Blood), and Charles Halford (The Worlds Fastest Indian), will come in time for the networks 2014-2015 season. It, along with Gotham from Fox, add to the growing catalog of comic book-based live action dramas. …