Brandon J. Dirden

Danny contemplates retiring until Erin enlists him to help her with a case involving her ex-husband, Jack (Peter Hermann). Also, Jamie and Eddie go undercover as a couple, and Frank butts heads with the new mayor of New York City, Margaret Dutton (Lorraine Bracco).

Holmes and Watson race to locate a missing woman when Harlan Emple (Rich Sommer), Holmes’ friend and “Irregulars” mathematics expert, becomes the prime suspect in her disappearance.

Tensions simmer between Philip and Elizabeth as they disagree over handling orders from the Centre. When Elizabeth loses key intel, Philip enlists Annelise on a mission with an unexpected outcome.

Danger mounts for Elizabeth and Philip as they get closer to the inner circle of the C.I.A. Afghan Group. Stan monitors Zinaida. Agent Aderholt challenges Agent Gaad on a crucial operation. Arkady tasks Oleg and Tatiana with gathering high-­‐level intel. Martha proposes a lifestyle change to Clark.

Gabriel has surprising information. Elizabeth begins to take family matters into her own hands. Stan receives upsetting news from his past and turns to Sandra for support.