Actor joins cast of Showtime drama
John Lithgow has joined the cast of Showtime’s “Dexter” for its fourth season.Thesp will play an unassuming suburbanite who has been living a double life for decades as a prolific serial murderer known as the “Trinity Killer” for his penchant for committing his homicides in batches of three. Lithgow’s character will become a source of fascination for the series’ title character, a blood splatter expert who moonlights as a serial killer of criminals who manage to escape the law. Showtime said Lithgow will appear in all 12 segs of “Dexter’s” upcoming season, which bows Sept. 27.
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