Mark Lewis Jones, Sarah Parish, Alexander Siddig, Frances Tomelty, Donald Sumpter , Karl Johnson, Juilan Glover, Michael Jenn' David Sterne and Gemma Jones also acted in Merlin which was made by the same producers and writers.
BBC America has announced that it will be premiering it (Atlantis) on 23 November 2013Source:http://www.ask.com/wiki/Atlantis_(TV_series)?o=2801&qsrc=999&ad=doubleDown&an=apn&ap=ask.com