4. With Friends Like These

Overview

Erin’s attempt to convict a slippery mob boss for an old murder is muddled when a former informant leaves witness protection to provide his old boss with an alibi. Frank finds himself in a departmental war with Commissioner of the New York City Fire Department.

Cast

Tom Selleck

Frank Reagan

Donnie Wahlberg

Danny Reagan

Bridget Moynahan

Erin Reagan-Boyle

Will Estes

Jamie Reagan

Len Cariou

Henry Reagan

Gregory Jbara

Garrett Moore

Abigail Hawk

Abigail Baker