4K UHD BD]
-Main audio: DTS HD Master 5.1: English, DTS 5.1: Spanish, French
-Full subtitles: Korean, English SDH, French, Spanish, Dutch, Danish, Finnish, Norwegian, Swedish
[2D BD]
-Main audio: DTS HD Master 5.1: English, DTS Digital Surround Audio 5.1: French, Spanish (Castilian), 2.0: Spanish (Latin America), Czech
-Full subtitles: Korean, English SDH, French, Spanish, Czech, Dutch, Danish, Finnish, Norwegian, Swedish
- Behind-the-Curtain: Director Johan Renck (01:36)
- Inside the episodes: Get an inside look at each of the episodes (12:03)
- Meet the Key Players:
JARED HARRIS AS VALERY LEGASOV: THE PROFESSOR (01:45)
STELLAN SKARSGARD AS BORIS SHCHERBINA: THE APPARATCHIK (01:55)
EMILY WATSON AS ULANA KHOMYUK: THE SCIENTIST (01:55)
- Pivotal Moment - The Trial (02:11)
- Script-to-Screen: The Divers (01:21)
- What Is Chernobyl? (01:37)
* Special Feature Audio: Dolby Digital 2.0 English
* Special feature subtitles: Korean, English SDH, French, Spanish, Dutch