There But for the Grace of God
Season 1, episode 19 of Stargate SG·1 (1997) · 1998-02-20
Episode Summary
While investigating P3R-233, Daniel stumbles across a device that projects him into a parallel dimension. The parallel SGC (known as the SGA) must somehow dial out of their Stargate and get Daniel back to the planet so he can return to "his" universe.