Please Remain Calm is an episode of Chernobyl starring Emily Watson, Matthew Needham, and Nadia Clifford. With untold millions at risk, Ulana makes a desperate attempt to reach Valery and warn him about the threat of a second...
Runtime: 50 minutes
Genre: Drama, History, Thriller
Stars: Emily Watson, Matthew Needham, Nadia Clifford, Rosie Sheehy