Cmdr. Peter Quincy Taggart is based on Captain James T. Kirk, Dr. Lazarus on Spock, Tawny Madison on both Lieutenant Uhura and Deanna Troi, Tech Sergeant Chen on Chief Engineer Scott, Lieutenant Laredo on both Ensign Chekov and Wesley Crusher, and Guy, aka Crewman Number 6, is of the infamous redshirts, one-off characters who would go down to a planet with the officers and be quickly killed by aliens.