Stargate SG-1 Guest cast, played by Rob Hayter Episode 7x04: Orpheus (Jun 27, 2003) Episode 7x18: Heroes Part 2 (Feb 20, 2004) Episode 8x03: Lockdown (Jul 23, 2004) Episode 8x06: Avatar (Aug 13, 2004) Episode 8x07: Affinity (Aug 20, 2004) Episode 8x10: Endgame (Sep 17, 2004)
