Czech Canadian actor most famous for his portrayal of Dr. Radek Zelenka in the SyFy television series Stargate Atlantis. In 2013, he began playing Anatoly Knyazev on the superhero series Arrow.
He and his family left Czechoslovakia for Canada following the Soviety Invasion of 1968. He majored in Liberal Arts at the University of British Columbia.
He co-founded Prague's Misery Loves Company Theatre with Richard Toth and Ewan McLaren in 1994.
His mother was a nurse and his father was a structural engineer.
He co-starred with Joe Flanigan on Stargate: Atlantis from 2004 to 2009.