Season 1
Episode 1
Former Russian spy Alexander Litvinenko succumbs to a mysterious illness. Investigators race to find out the cause behind his death.
- TV-14
- S1, E1
- December 15, 2022
Episode 2
Watched by the world, the Metropolitan Police follow the radioactive trail of polonium across London, leading them to their main suspects, Lugovoy and Kovtun.
- TV-MA
- S1, E2
- December 15, 2022
Episode 3
A team of detectives led by Timmons's "best man," Brian Tarpey, arrives in Moscow to interview the prime suspects behind Litvinenko's murder.
- TV-MA
- S1, E3
- December 15, 2022
Episode 4
With their investigation complete, Timmons's team submit their file to the Crown Prosecution Service, which charges Lugovoy and Kovtun with Litvinenko's murder.
- TV-MA
- S1, E4
- December 15, 2022