[s5e12] The Uncanny Valley • Editor's Choice

The team identifies the unsub as a "collector" with a deep-seated psychopathology, likely stemming from damage to the pre-frontal cortex that prevents her from distinguishing between living beings and objects.

The episode features a notable performance by Jonathan Frakes (of Star Trek fame) as the predatory Dr. Malcolm, and a chillingly moving performance by Jennifer Hasty as Samantha. S5E12 - “The Uncanny Valley” [S5E12] The Uncanny Valley

Unlike many of the show's more malicious killers, Samantha is portrayed with immense pathos. The team identifies the unsub as a "collector"

When her father gave away her original doll collection, Samantha's fragile psyche snapped, leading her to "replace" them with human surrogates. Key Moments and Themes S5E12 - “The Uncanny Valley” Unlike many of

The title refers to the psychological theory that human-like figures (like dolls or robots) become increasingly unsettling as they look more, but not perfectly, human.