Paul McGillion is a Scottish actor. He had his career beginnings in the early 1990s. He first appeared in an episode of The Commish in 1994. The following year, he had his first movie role in Crying Freeman. He next had guest roles in such shows as The X-Files, Stargate SG-1, and The Sentinel. In the 2000s, the actor starred as Dr. Carson Beckett in Stargate: Atlantis, which garnered him wider recognition. During this period, he had performances in several films, including Replicant, See Grace Fly, Thanksgiving Family Reunion, Romeo!, A Dog’s Breakfast, and Star Trek. In 2010, he played the part of Terrance Wexford in Sanctuary. More recently, he had recurring roles as Earl Cox in The Flash and Major Vinnicombe in Frontier.