John Billingsley
John played the adorable Dr Simon Coombs in the Stargate SG1 episode The Other Guys and was fantastic as Dr Phlox on Enterprise. He recently starred on Intelligence and has guest starred on shows such as Masters of Sex, Bones, True Blood, 24, Prison Break, Scrubs and The Nine. IMDB
Tahmoh Penikett
Tahmoh appeared once on Stargate SG1 playing Third a human form replicator on the episode Unnatural Selection but he is in great demand on the genre market and can be seen recently on Continuum, Strange Empire and Supernatural. He made his name as Karl Agathon aka Helo on Battlestar Galactica and has also appeared on Arrow, Dollhouse, Riverworld, Smallville and Castle. IMDB Twitter
Leela Savasta
Leela played Captain Alicia Vega in the Atlantis episodes Whispers and Search & Rescue and Dr. Rafaela Esposito in the episode Tao of Rodney. She has also appeared on Smallville, Battlestar Galactica, Eureka, Cra$h & Burn, Psych and Santa’s Little Helper. IMDB Twitter Official
Brian Ho
Brian is an actor and stunt performer who has been on Stargate Atlantis, Arrow, The 100, Marco Polo, Transformers: Age Of Extinction, X-Men: Days of Future Past, Pacific Rim, Man Of Steel and Total Recall. IMDB Official
J.C. Vaughn
Contributing author to Stepping Through the Stargate: Science, Archaeology and the Military in Stargate SG-1 and co-writer of the Stargate Atlantis season comic books. He has also written stories/comics/novels for 24, The Three Stooges, Zombie Proof and Aztec Journal. Twitter Official