The show follows the missions of a secret military operation known as the Stargate Program. It is run out of a base under Cheyenne Mountain, known as Stargate Command (commonly called the SGC). The plot of the show revolves around the flagship team, called SG-1. The team is made up of Colonel Jack O'Neill (Richard Dean Anderson), Dr. Daniel Jackson (Michael Shanks), Major Samantha Carter (Amanda Tapping), and Teal'c (Christopher Judge).