Stargate SG-1: Season 3, Episode 12 - ProjectFreeTV

3 - 12: Jolinar's Memories

The Tok'ra come to Earth and tell Sam that her dad has been captured and is being held prisoner by Sokar on a planet Earth people would describe as hell. Martouf informs them that Jolinar has escaped from this place once before, so it is up to Sam to remember how.