Matthew Casey

Matt Casey is a fictional character on the NBC drama ''Chicago Fire'', portrayed by actor Jesse Spencer. Casey is a firefighter at Firehouse 51. He was a lieutenant from Seasons 1 through 6 and from season 6 is a captain in the Chicago Fire Department on Truck Company 81.

The character had an ongoing feud with Detective Hank Voight (Jason Beghe), a protagonist in ''Chicago Fire'' spin-off ''Chicago P.D.'' Casey's storyline crosses with Voight's once again in the season 3 finale of ''Chicago Fire'', after he reluctantly agrees to help Voight with an undercover investigation. Provided by Wikipedia