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 and Ivan in Men in Trees.
The Dry Land
(Henry)
Pacific Rim
(Yancy Becket)
After Earth
(Veteran Ranger)
Autobiography of an Insect
(Cameron)
Firestorm: Last Stand at Yellowstone
Unconditional
(Billy)
Lost Behind Bars
Kilimanjaro
(Troy)
Anatomy of Hope
(Brendan Casey)
Murder in the Hamptons
(Traffic Cop)
Cube Zero
(Quigley)
Fallen
(Nathaniel (uncredited))
Lavender
(Alan Rutter)
Blessings
(Benny)
The Last Hit
(Sasha)
Mean Girls
(Shane Oman)
Radius
(Liam)
Fire Serpent
(Young Dutch)
Straight In The Face
(Daniel)
Ice Princess
(Kyle Dayton)
The Informers
(Dirk)
Recipe for a Perfect Christmas
(Zach)
Homeland
(Mike Faber)
Supernatural
(Duane Tanner)
Whistler
(Derek)
Mercy
(Mike Callahan)
The Blacklist
(Donald Ressler)
Psych
(Dylan Maxwell)
Smallville
(Josh Greenfield)
Sue Thomas: F.B.Eye
(Jason Albright)
Mutant X
(Johnny)
Longmire
(Eli)
The Listener
(Tom Crawford)
Veritas: The Quest
(Tymus)