Dark, with a side order of dark. From a broadcast standpoint, anyway, that looks like the tone of Fox midseason drama "The Following," starring Kevin Bacon as an FBI agent with a history of pursuing a serial killer (James Purefoy of "Rome") — who himself is in the process of building a network of psychotic allies. Natalie Zea ("Justified") plays the killer's ex-wife.

Fox will run the first season of 15 episodes, the latest project from exec producer Kevin Williamson, in consecutive weeks, likely starting in January. Keep your nightlight on …

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