9.4/1057,101 votes#1 - 1:23:45
Season 1 Episode 1 - Aired 5/6/2019
April 26, 1986, Ukrainian SSR. Plant workers and firefighters put their lives on the line to control a catastrophic 1986 explosion at a Soviet nuclear power plant.
Director: Johan Renck
Writer: Craig Mazin
9.6/1053,920 votes#2 - Please Remain Calm
Season 1 Episode 2 - Aired 5/13/2019
With untold millions at risk after the Chernobyl explosion, nuclear physicist Ulana Khomyuk makes a desperate attempt to reach Valery Legasov, a leading Soviet nuclear physicist, and warn him about the threat of second explosion that could devastate the continent.
Director: Johan Renck
Writer: Craig Mazin
9.5/1050,432 votes#3 - Open Wide, O Earth
Season 1 Episode 3 - Aired 5/20/2019
Lyudmilla Ignatenko, a Pripyat resident, ignores warning about her firefighter husband's contamination. Valery Legasov lays out a decontamination plan, complete with human risks.
Director: Johan Renck
Writer: Craig Mazin
9.3/1047,667 votes#4 - The Happiness of All Mankind
Season 1 Episode 4 - Aired 5/27/2019
Valery Legasov and Soviet Deputy Prime Minister Boris Shcherbina consider using lunar rovers to remove radioactive debris, while Ulana Khomyuk faces government hurdles in determining the truth about the cause of the explosion.
Director: Johan Renck
Writer: Craig Mazin
9.8/1064,684 votes#5 - Vichnaya Pamyat
Season 1 Episode 5 - Aired 6/3/2019
Valery Legasov, Boris Shcherbina and Ulana Khomyuk risk their lives and reputations to expose the truth about Chernobyl.
Director: Johan Renck
Writer: Craig Mazin
The Best Episodes of Chernobyl Season 1
Every episode of Chernobyl Season 1 ranked from best to worst. Discover the Best Episodes of Chernobyl Season 1!
The true story of one of the worst man-made catastrophes in history: the catastrophic nuclear accident at Chernobyl. A tale of the brave men and...
Genre:Drama
Network:HBO
Season 1 Ratings Summary
"1:23:45" is the best rated episode of "Chernobyl" season 1. It scored 9.4/10 based on 57101 votes. Directed by Johan Renck and written by Craig Mazin, it aired on 5/6/2019. This episode is rated 0.2 points higher than the second-best, "Please Remain Calm".