Will Halstead
William Halstead
Full Name William Halstead
Alias Will, Halstead
Status Alive
Affiliation Chicago Medical Center
Occupation Plastic Surgeon (formerly)
Second-Year Attending Physician in Emergency Medicine at Gaffney Chicago Medical Center
Relationships Pat Halstead (father)
Mrs. Halstead † (mother)
Jay Halstead (brother)
Season Debut 2 & 4
Portrayed by Nick Gehlfuss

William "Will" Halstead is a former plastic surgeon and a current Second-Year Emergency Medicine Attending at Gaffney Chicago Medical Center. He is the older brother of Detective Jay Halstead. [1]


  1. According to Jesse's tweet