Christopher Heyerdahl

Acting

Christopher Heyerdahl (born September 18, 1963) is a Canadian actor who portrayed Alastair in Supernatural, the Wraith Todd in Stargate Atlantis, Sam in Van Helsing, "Swede" in Hell on Wheels, and Marcus in The Twilight Saga.

Known for:

Supernatural Stargate SG-1 Smallville CSI: Crime Scene Investigation Arrow Castle Murdoch Mysteries The Last of Us Star Trek: Discovery Stargate Atlantis Stargate Atlantis Stargate Atlantis