Det Duffy
Detective Duffy
Gender: Male
Race: Caucasian
Affiliation: The Saints
Boston Police Department
Nationality: Irish American
Status: Alive
Portrayed by: Brian Mahoney

Detective Duffy is one of the three detectives who were assigned to work with FBI agents Paul Smecker and Eunice Bloom


Boston Police Career and Helping the SaintsEdit

Since the murder of the two Russian mobsters in the alley way, including Ivan Checkov Duffy, along with his partners, Dolly and Greenly, have been related to The Saints and even participated in some acts of vigilantism. They helped the Saints assassinate Papa Joe Yakavetta and Concezio Yakavetta.