
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.
Heyerdahl was born in British Columbia, and is of Norwegian and Scottish descent. His father emigrated from Norway to Canada in the 1950s. Thor Heyerdahl was his father's cousin. Heyerdahl also speaks Norwegian and studied at the University of Oslo.
Heyerdahl is primarily known for his recurring role as the enigmatic and sinister "Swede" in AMC's Hell on Wheels. This post-American Civil War drama debuted as the second highest rated original series in AMC history. He is also known for his role as Leonid in the Are You Afraid of the Dark? episode "The Thirteenth Floor" and as Nosferatu in the episode "Midnight Madness". He played the characters Halling and Wraith commander Todd in Stargate Atlantis, and Pallan in the Stargate SG-1 episode "Revisions".He played H. P. Lovecraft in the film Out of Mind: The Stories of H. P. Lovecraft (1998) and a punk, new at drug dealing, in Cadavres (2009).
He played the part of the demon Alastair in three episodes of Supernatural. He also played the part of Zor-El in the television series Smallville, as well as playing John Druitt and Bigfoot in the series Sanctuary. He played the part of Dieter Braun on True Blood during the show's 5th season.
His most notable film role was in the feature film New Moon, an adaptation of Stephenie Meyer's second book in her Twilight Saga. In this film, he played a vampire, Marcus, who is part of a powerful Italian family called the Volturi. He reprised that role in both parts of Breaking Dawn, the two-part adaptation of the fourth book in the Twilight Saga.
He has also performed on stage and was a member of the Young Company at the Stratford Festival in 1989 and 1990.
Alastair
Marc Ratelle
Jacque Henri
Damian Darhk's Assistant
Zor-El
Pallan
Dr. Schoenheist - Scientist #1
Captain Caspar Locke
Long Hair
Jack Gruber
Dieter Braun
David Arthur Faraday
President Korsovich
Jebediah Friessen
Wen
Todd the Wraith
Halling
Todd
Matthew Collins
Sam
Andrew Graham
Gaiton
Zed
Edmund
Jake
Marcus
Puckett
The Swede
Grigori Yefimovich Rasputin
McDaniels
The Keeper
Dr. Nicholas Markus
Dr. Reynolds
Nosferatu (as Chris Heyerdahl)
Leonid
Colin Starnes
Collector
Marcus
Headmaster Deats
John Druitt / Bigfoot
Duane Pickett
Marcus
Rufus Griswold
The Black Hat Man
Caulder
Kevin Reikle
Kevin Riekel
Jakub
Oscar Wallace
George Maynard
Ivan Mislav
Connor Dunham
Arthur
Detective Lou Heinz
Hightower
Ernst Kaltenbrunner
Master Zane
Ammon Lafferty
Simon
Paul Enquist
Dr. Hillerman
Ponytail
Frankie Lacoy
Shaman Derek
Halling/ Todd
Louis Gagnon
Smiley
Sergeant Braun
Dr. Jacob Mortas
Rocker
Dr. Woland
James “Jim” Ebbets
Dr. Lionel Gray
Jim Corbett
D.A.
O'Hara
Old Man
Jan van der Heyden
Paul Wiel
Helion Politico
Geoffroy St-Hilaire
Marius Franken
Alby (voice)
Fredrik P Jensen
Thief #2
Pine Billy
Justin Talbert
Police Chief Bagan
Olaf
Cal Sprouse
Chief Mattsson
Mr. Mitchell
Augustus Nickel
Reverend Jimmy Criss
Fellow Gambler #2
Darien
Anders
Judd Lush
Arvid
Charles Dickens
Martin Arisson
Milo
Charlie
Jodorowsky (Junkie)
Alfred Kraus
Don Berryman
H.P. Lovecraft
Rufus Griswold
Ova Asblorn
Andrew
Lustig Balder
John the Baptist
Shimon
Ezekiel
Eric Thornton
Jim
Roy Walker
Narrator (voice)
Stanley Schiff
Dr. Tolkien
Grenier
Walt (as Chris Heyerdahl)
Paolo
Arthur Kennedy
Mickey Collins
Dr. Arthur Walsh
Bobby Vieira
Pepper
Mike l'Irlandais
Alcidez Barling
Scott
Hettinger
Thad Stiles
Preficator (as Chris Heyerdahl)
Stepfather
Evan Harper
Lennie
Dennis
Bobby Fish
Lewis Gills