Joe Flanigan Joe was John Sheppard in Stargate Atlantis and SG1, he has also guest starred on Fringe, Major Crimes, CSI Miami, Warehouse 13 and Profiler. IMDB Twitter Paul McGillion Paul was the great Carson Beckett on Stargate Atlantis and the young Ernest on SG1, he has also appeared on Fringe, Sanctuary, Cold Squad, Shattered, [...]