Diego Klattenhoff

Diego Klattenhoff is a Canadian actor known for his portrayals of Mike Faber in the Showtime series Homeland and as FBI Agent Donald Ressler in The Blacklist. He has also appeared as Derek in Whistler, Ivan in Men in Trees as well as having a minor role in Mean Girls as Shane Oman.

Klattenhoff was born in French River, Nova Scotia, Canada. He moved to Toronto at the age of 19 to pursue an acting career. For a number of years, he worked as a bartender while studying in theater workshops.[2] His father was originally from Germany and settled in Canada before Klattenhoff was born.