Alexander Sokovikov

Holmes and Watson pursue a computer hacker responsible for three murders, including the murder of a visiting Russian billionaire.

Following President Ostrov's death, President Dalton and Elizaeth fear an impending power grab within the Russian government; Jay forms a plan to combat Russian propaganda.

Alex and McQuigg are assigned to protect a prince following the assassination of an emir, but the team soon realizes the killer is closer than they think.

As Philip and Elizabeth struggle to contain the risks from Paige's growing relationship with Matthew Beeman, the Centre sends them on an operation unlike any they've ever had before, straining their family and marriage to its limits.

Stan and Oleg wrestle with the harsh consequences of their complicated history, as Philip and Elizabeth face a new mission with devastating implications for their country.

Philip and Elizabeth tell Paige more about the family business, but pressing new questions arise when an operation takes a ghastly and unexpected turn. Meanwhile, a sensitive package jeopardizes Oleg’s life back home.