Played the Swede in Hell on Wheels and also had regular appearances on HBO's True Blood and SyFy's Stargate: Atlantis.
His first credited role was in 1987, on an episode of 21 Jump Street, and he began devoting himself full time to acting by 1996.
He played a vampire in two very different productions: the Twilight film franchise and HBO's True Blood.
He was born in British Columbia, to his parents of Norwegian and Scottish descent.
Rachel Luttrell was his co-star on Stargate: Atlantis.