: The team arrests Nathan Tubbs , a security guard who fits their profile of a serial killer targeting young women.
You can watch the full episode on platforms like Paramount+ or Apple TV . "Criminal Minds" Doubt (TV Episode 2007) - Full cast & crew [S3E1] Doubt
: It is later revealed that Tubbs was the killer of the original victims. However, Anna Begley , a suicidal student who had bonded with Tubbs, committed the murder of Katie to provide him with an alibi. Key Themes & Outcomes : The team arrests Nathan Tubbs , a
: While Tubbs is in custody, another student, Katie, is murdered. This creates "doubt" within the team, particularly for Gideon, who begins to question if they have the wrong man. : The team arrests Nathan Tubbs