who is the actor that plays casey on chicago fire
Jesse Spencer Jesse Gordon Spencer (born 12 February 1979) is an Australian actor and musician. He is best known for his roles as Billy Kennedy on the Australian soap opera Neighbours (1994–2000, 2005), Dr. Robert Chase on the American medical drama House (2004–2012) and Captain Matthew Casey on the American drama Chicago Fire (2012–present).
David Eigenberg Eigenberg is best known for his long-running role as Steve Brady on the HBO sit-com, Sex and the City, and for his role as a firefighter, Christopher Herrmann, on NBC's Chicago Fire.