This is the official companion to seasons 5 and 6 of the hit TV series spin-off from the blockbuster action-adventure movie Stargate. Colonel Jack O'Neill, leader of an elite military team, tries to learn the secrets of the Stargate, a mysterious ancient portal that allows instantaneous travel to remote planets throughout the universe.

Following on from Stargate SG-1: The Illustrated Companion, Volumes 1 and 2, which covered seasons 1 to 4, comes volume 3, coming right up to date, with full details of all the episodes in seasons 5 and 6! Featuring more exclusive new interviews with all the cast and crew, giving the in-depth, inside story of the hit sci-fi show; story synopses are followed by extensive commentary and detailed behind-the-scenes information.