Along with Amanda Tapping and Martin Christopher, he is one of only three actors to appear in the series finales of both Η πύλη του σύμπαντος (1997) and Stargate: Atlantis (2004).
Along with Amanda Tapping and Martin Christopher, he is one of only three actors to appear in the series finales of both Η πύλη του σύμπαντος (1997) and Stargate: Atlantis (2004).