The episode features a popular quote by Terry Pratchett: "No matter how fast light travels, it finds the darkness has always gotten there first, and is waiting for it" .
The episode concludes with a chilling psychological battle. Amanda eventually takes over Adam's personality completely to shield him from the trauma of the murders.
Dr. Spencer Reid eventually realizes Adam has DID. [S4E20] Conflicted
In a Bittersweet Ending, Adam is institutionalized rather than jailed. However, Amanda informs Reid that Adam is "gone," and she has permanently suppressed his personality. Trivia and Analysis
Jackson Rathbone (best known as Jasper Hale in Twilight ) received significant praise for his dual portrayal of Adam and Amanda. The episode features a popular quote by Terry
is the 20th episode of Season 4 of the crime drama Criminal Minds . First aired in April 2009, it is widely considered one of the series' most memorable episodes due to its complex antagonist and a performance by guest star Jackson Rathbone. Plot Overview
Adam's female alter, Amanda , emerged during his childhood as a defense against horrific physical abuse by his stepfather. However, Amanda informs Reid that Adam is "gone,"
The team discovers the dual personality when Adam fails a "control question" on a lie detector that his other personality, Amanda, actually knew the answer to.