The story of the determined Scotland Yard Officers who worked to prove who was responsible for the death of Alexander Litvinenko, in one of the most complex and dangerous investigations in the history of the Metropolitan Police.

Margarita Levieva

Marina Litvinenko

Mark Bonnar

DSU Clive Timmons

Neil Maskell

DI Brent Hyatt

Barry Sloane

DS Jim Dawson

Daniel Ryan

DAC Peter Clarke

Richard Pepper

DCI Duncan Ball

Kayla Meikle

DC Deborah Maxwell

Kirsten Foster

Jenny Hyatt

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