When three masked assailants invade a home and murder an entire family, including a pregnant woman, the CSIs are called to the scene to investigate. Catherine leads the team through…

Dex is hired by a wealthy man to search for a woman whom he recently met, but she quickly learns that the task is not as simple as it seems….

When Patty calls a surprise witness to the stand, the defense does everything they can to undermine the witness’s credibility.

Louis has to hire a professional instructor to give the restaurant staff a sexual harassment seminar after Jessica’s attempts fall flat. Meanwhile, Eddie tries to pass off the seminar’s instructional…

The BAU is called to Oklahoma to investigate a murderous clown terrorizing the sleepy town of Guymon.

The BAU is called to Oklahoma to investigate a murderous clown terrorizing the sleepy town of Guymon.