Richard P. Woolsey is a fictional character on the Stargate television franchise about military teams exploring the Milky Way and Pegasus galaxies via a network of alien transportation devices. Played by Robert Picardo, Woolsey made his first appearance as a member of the NID in "Heroes Part 2", an episode of season 7 of Stargate SG-1, and recurred in several SG-1 episodes until season 10. He was also a recurring character in seasons 3 and 4 of Stargate Atlantis before becoming a main character in season 5 of Atlantis.