第 2 季 共 10 集
播出时间：2020年1月22日
第 1 集 The Roswell Incident (1)
播出时间：2020年1月22日
Hynek and Quinn follow General Harding to Roswell, New Mexico, where an anonymous townsperson has threatened to expose evidence to the world of an extraterrestrial crash-landing six years ago.
第 2 集 The Roswell Incident (2)
播出时间：2020年1月29日
Hynek and Quinn nearly reach a potential culprit, which could take them to just where they need to be to discover the truth behind the famous Roswell incident.
第 3 集 Area 51
播出时间：2020年2月5日
Hynek and Quinn investigate reports of a soldier who was allegedly taken inside a flying saucer at a remote military base in Nevada, where they subsequently learn about the several reasons why the secrets contained in Area 51 should not be released.
第 4 集 Hopkinsville
播出时间：2020年2月12日
A supposed alien invades a rural home in Kentucky, which prompts the CIA to give Hynek and Quinn access to their top-secret program known as MK Ultra, which asserts that the alien attack has the potential to be the beginning of a larger plan.
第 5 集 The Men in Black
播出时间：2020年2月19日
The mysterious Man in Black kidnaps Hynek, which sends Quinn on a mission with the CIA to follow him and rescue Hynek.
第 6 集 Close Encounters
播出时间：2020年2月26日
While reminiscing on the set of `Close Encounters of the Third Kind', Hynek recounts his experiences with the infamous Robertson Panel and the eccentric alien contactee for whom he put everything on the line.
第 7 集 Curse of the Skinwalker
播出时间：2020年3月4日
Hynek and Quinn head to a Utah ranch to investigate a young family’s claims of unexplainable and dangerous phenomena.
第 8 集 What Lies Beneath
播出时间：2020年3月11日
When sensitive material is stolen from Generals Harding and Valentine, Hynek and Quinn realize that their culprit is far closer to home than they could imagine, but so is undeniable evidence of a UFO conspiracy.
第 9 集 Broken Arrow
播出时间：2020年3月18日
When Hynek and Quinn track down a mysterious plane that has vanished in the Canadian wilderness, they must embark on a dangerous mission to recover its missing cargo.
第 10 集 Operation Mainbrace
播出时间：2020年3月25日
Strange interlopers in the sky and sea, and the actions of a rogue admiral, threaten to turn a naval exercise into World War III. It's up to Hynek and Quinn to stop the rogue admiral.
