Kevin Durand
Kevin played the Goa’uld Zipacna on three Stargate SG1 episodes (Last Stand, Summit and Pretense). He also had recurring roles on LOST, Vikings, Dark Angel and Touching Evil and stars in the excellent series The Strain. IMDB Twitter
Kristina Copeland
Kristina played “second” one of the human form replicators in the SG1 episode Unnatural Selection and then a waitress on SG1 Upgrades, she has also appeared on Andromeda, Cold Squad & The 4400. IMDB
Sage Brocklebank
Sage played a tech in the Stargate SG1 episode Ethon but is better known for his role as Buzz on the crime comedy Psych. He has also appeared on Smallville, Arctic Air, Almost Human, Supernatural, Fringe, OUAT and Arrow. IMDB Twitter
Wes Sargent
Wes was a 3D animator and graphics effects artist on all three live action Stargate series, he has also worked on The Guard, Dark Angel, Smallville and How the Universe Works. IMDB