Paul McGillion is a Scottish-Canadian actor best known for his role as Dr. Carson Beckett on the television series Stargate Atlantis. Born on January 9, 1970, in Paisley, Scotland, he moved to Canada at a young age and began his acting career in the late 1990s. In addition to his work on Stargate Atlantis, McGillion has appeared in various films and television shows, including The Twilight Zone and The X-Files. He has also lent his voice to video games and animated series, showcasing his versatility as an actor.