Matthew Casey
Kelly Severide
Gabriela Dawson
Chief Wallace Boden
Christopher Herrmann
Joe Cruz
Brian "Otis" Zvonecek
Randy "Mouch" McHolland
Sylvie Brett
Jessica "Chili" Chilton
Jimmy Borrelli

Jesse Spencer

Matthew Casey

Jesse Spencer stars as Matthew Casey, a strong, intuitive lieutenant who leads the Truck Company and is unwavering in his commitment to the job, on NBC's drama "Chicago Fire."

An Australia native, Spencer made his American television debut on the critically acclaimed series "House," playing Dr. Robert Chase opposite Hugh Laurie for the show's eight seasons until the series ended in 2012.

Spencer's film credits include a starring role in "Uptown Girls" with Brittany Murphy, the biopic "Swimming Upstream" with Geoffrey Rush and Judy Davis, as well as Spike Lee's independent feature "The Girl Is in Trouble."

He has worked extensively in the U.K. and Australia, both in television and theater. He starred in the acclaimed BBC drama "Death in Holy Orders" and has had starring roles in the BBC adaptation of "Lorna Doone" and Hallmark's "Stranded." He began his career starring on the long-running Australian soap "Neighbours."

Lead roles in U.K. theater have included playing Terrence in "The Modernists," directed by Robert Delamare at the Sheffield Crucible Theatre, and the title role in "Peter Pan" at the White Rock Theatre.

Spencer currently resides in Los Angeles.