72 minutes
info
| Person | Character |
|---|---|
| Jared Harris | Valery Legasov |
| Stellan Skarsgård | Boris Shcherbina |
| Emily Watson | Ulana Khomyuk |
| Paul Ritter | Anatoly Dyatlov |
| Jessie Buckley | Lyudmilla Ignatenko |
| Adam Nagaitis | Vasily Ignatenko |
| Con O’Neill | Viktor Bryukhanov |
| Adrian Rawlins | Nikolai Fomin |
| Sam Troughton | Alexandr Akimov |
| Robert Emms | Toptunov |
| Alan Williams | KGB Chairman Charkov |
| Michael McElhatton | Prosecutor Andrei Stepashin |
| Person | Position |
|---|---|
| Johan Renck | Director, Co-Executive Producer |
| Craig Mazin | Writer, Creator, Executive Producer |