CBS has released a trailer for upcoming fall show “Stalker,” a psychological thriller from producer Kevin Williamson (“The Following,” “Vampire Diaries”), starring Dylan McDermott (“American Horror Story”) and Maggie Q (“Nikita”).

McDermott and Q star as detectives of the Los Angeles Threat Assessment Unit, working extreme stalking and cyber harassment cases for the LAPD. McDermott is a NYPD transfer with a pervy past, and Q is a one-time victim of a pervy perpetrator.

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