Gary Jones is a Welsh-born actor, award-winning playwright and Leo-nominated comedy writer. He is perhaps best known in Australia for his recurring role as Chief Mst. Sgt. Walter Harriman in Stargate SG1 and Stargate Atlantis. He has also made guest appearances on such shows as Sliders, The Outer Limits, Andromeda and Dead Like Me.

Prior to his role on Stargate SG1, Gary was a member of the improv group, Mission Improvable, which had a CBC comedy special.

Gary joined Toronto's Second City Improv Company in the mid 80's. Together with Second City, he travelled to Vancouver for Expo '86. After Expo '86 finished, Gary stayed in Vancouver and continued acting, with roles in TV shows including Wiseguy, Airwolf and Dangerbay. He was also a player for the Vancouver TheatreSports League.

Gary is not only a familiar face on the stage and screen, but he is also kept extremely busy hosting major events including several Leo Awards and the BCSS Emerald Eve Gala.