Chernobyl5 episodes95%97%IMDb9.3Play S1 E11. 1 23 45IMDb9.4S1 E1 · 1h 01m2. Please Remain CalmIMDb9.6S1 E2 · 1h 06m3. Open Wide O EarthIMDb9.5S1 E3 · 1h 04m4. The Happiness of All MankindIMDb9.3S1 E4 · 1h 07m5. Vichnaya PamyatIMDb9.8S1 E5 · 1h 13mEpisode ratings12345S19.49.69.59.39.89+8+7+6+5+<5