Joe Flanigan is an American actor best known for his role as John Sheppard in the science fiction television series Stargate Atlantis. Born on January 5, 1971, in Los Angeles, California, he has appeared in various television shows and films throughout his career. In addition to his work on Stargate Atlantis, Flanigan has been involved in other projects, including The Other Side and The 4400. He has also made guest appearances on several popular TV series, showcasing his versatility as an actor. Flanigan continues to engage with fans through social media and conventions.