Question: Who is erin reagan's boss on blue bloods?
Disambiguated questions and answers: question: Which character is erin reagan's boss on blue bloods?
Which actor is erin reagan's boss on blue bloods?
answer: District Attorney Charles Rosselini
Charles Rosselini
Bobby Cannavale
Robert Michael Cannavale
Natural Questions answer: Charles Rosselini (from the Wikipedia article "List of Blue Bloods characters")