We don't have a biography for Halling yet. Hang in there, or go ahead and contribute one.
Appearances
Stargate Atlantis
Guest cast, played by Christopher Heyerdahl
- Episode 1x01: Rising, Part 1 (Jul 16, 2004)
- Episode 1x02: Rising, Part 2 (Jul 16, 2004)
- Episode 1x03: Hide and Seek (Jul 23, 2004)
- Episode 1x04: Thirty-Eight Minutes (Jul 30, 2004)
- Episode 1x05: Suspicion (Aug 6, 2004)
- Episode 1x19: The Siege, Part 1 (Mar 18, 2005)
- Episode 4x19: The Kindred, Part 2 (Feb 29, 2008)