As a true crime fan, I loved Mindhunter Season 1 and was absolutely bowled over by Season 2.
The Manson episode in particular gave me chills, Damon Herriman's monologue performance really captures the Manson vibe and the facial prosthetics are so seamlessly a support to his performance:
The life cast by Kazu Hiro shows such a beautiful melding of Manson's features Herriman's, and the article linked below gives a lot of insight to how the sculptor and actor worked together to create the final performance.