Alexander Litvinenko, former Russian spy, Kremlin critic and British citizen, lies in a London hospital bed, his condition deteriorating rapidly. Detectives are summoned to take his statement - he claims to have been poisoned and points the finger at Vladimir Putin.
S1 E1: Episode 1
November, 2006. Two Police officers are summoned to a hospital in London to interview a man named Alexander Litvinenko, who claims to have been poisoned.
S1 E2: Episode 2
Watched by the world, the Metropolitan Police follow the radioactive trail of Polonium across London in search of Litvinenko's killers.
S1 E3: Episode 3
A team of detectives, led by Brian Tarpey travel to Moscow to interview Lugovoy and Kovtun, now the prime suspects behind Litvinenko's murder.
S1 E4: Episode 4
When the investigation fails to bring about extradition of Lugovoy and Kovtun, Marina begins an 8 year battle to seek justice for her husband's murder.