Nicholas Gehlfuss is an American actor, known for his role in 2014 as Robbie Pratt in the fourth season of the Showtime family comedy-drama Shameless. In 2015, he started starring as Dr. Will Halstead in the NBC medical drama Chicago Med.
Later that year, Gehlfuss was cast in the NBC medical drama Chicago Med as Dr. Will Halstead. Halstead was first introduced in the police procedural drama Chicago P.D. as the older brother of Jesse Lee Soffer's character Detective Jay Halstead and afterwards, the drama Chicago Fire's backdoor pilot for Chicago Med.
On May 13, 2016, Gehlfuss married hotel marketer Lilian Matsuda.
2009 | Sam Steele and the Junior Detective Agency | Martinson Radio | Voice |
2013 | In Lieu of Flowers | Mitch | |
2014 | Love & Mercy | Bruce Johnston | |
2016 | Equity | Gabe | |
TBA | Butterfly in the Typewriter | Joel Fletcher | Pre-production |
2010 | Army Wives | Sergeant Joe Corey | Episode: "Murder in Charleston" |
2011 | The Good Wife | Jesse | Episode: "Breaking Up" |
The Wingman | Nick | Episode: "Nick" | |
Blue Bloods | Jimmy the Bookie | Episode: "Thanksgiving" | |
2012 | Person of Interest | Jack Hughes | Episode: "Masquerade" |
2013 | The Glades | Randy Dillard | Episode: "Glade-iators!" |
Rizzoli & Isles | Jack Roberts | Episode: "No One Mourns the Wicked" | |
The Newsroom | Ross Kessler | Recurring role | |
2014 | Shameless | Robbie Pratt | |
Longmire | Cameron Maddox | ||
Murder in the First | Mark Strauss | ||
Clememtine | Sebastian | TV movie | |
Royal Pains | Lance | Episode: "Smoke and Mirrors" | |
Constantine | Dr. Thomas Galen | Episode: "Angels and Ministers of Grace" | |
2015 | It's Always Sunny in Philadelphia | Sean | Episode: "The Gang Group Dates" |
Power | Lee | Guest | |
The Mystery of Matter: Search for the Elements | Glenn Seaborg | Episode: "Into the Atom" | |
2015–2023 | Chicago P.D. | Dr. Will Halstead | Recurring role |
Chicago Fire | |||
2015–2023 & 2025 | Chicago Med | Main role; seasons 1-8, guest; season 11 |
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