David Hewlett is a Canadian actor and director, best known for his role as Dr. Rodney McKay on the science fiction television series Stargate Atlantis. Born on April 18, 1968, in St. Catharines, Ontario, he has appeared in various films and TV shows, showcasing his talent in both dramatic and comedic roles. In addition to acting, Hewlett has ventured into directing and producing. He co-created the web series Haven, which is based on the works of author Stephen King. Throughout his career, he has earned a reputation for his versatility and dedication to his craft.