My Take
Diego Klattenhoff is one of those actors who quietly does excellent work while the flashier names around him get all the press, and honestly that kind of understated reliability is its own superpower. Growing up in French River, Nova Scotia — about as far from Hollywood as you can get — he built a career the slow, grinding way, popping up in Mean Girls before landing serious dramatic real estate in Homeland as Mike Faber and then a long run as Donald Ressler in The Blacklist. That Blacklist gig especially showed what he's capable of: holding down a procedural lead week after week, giving Ressler actual emotional range instead of just playing the stiff FBI guy. Add in the line producer credit and you realize this is someone who genuinely understands the industry from multiple angles, not just the side facing the camera.
Overview
Diego Klattenhoff (born November 30, 1979) is a Canadian actor known for his portrayals of Mike Faber in the Showtime series Homeland and as FBI Special 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.
1. Profile
- Name (English)
- Diego Klattenhoff
- Name (Japanese)
- ディエゴ・クラテンホフ
- Reading
- でぃえご・くらてんほふ
- Born
- November 30, 1979 (age 46)
- Zodiac / Chinese zodiac
- Sagittarius / Goat
- Origin
- French River, Nova Scotia, Canada
- Blood type
- Private
- Height
- Private
- Agency
- Private
- Occupation
- actor / film actor / television actor / line producer
2. Background
- Elementary school
- Private
- Junior high
- Private
- High school
- Private
- University
- Private
3. Relationships
- Spouse
- Private
- Children
- Private
- Parents
- Private
- Siblings
- Private
4. Personality
Motto
Private
6. Links
7. About this entry
Tags
- Last updated
- 2026-06-02
Facts are limited to publicly available information up to 2024; non-public items are marked "Private / Unknown". English text is machine-assisted (facts translated by Sonnet, "My Take" written by Opus 4.8). The Japanese page is the source of record.