The Showtime serial killer drama “Dexter” is getting a new star. Whether he sticks around remains to be seen.

TV Line reports that Colin Hanks has joined the show for its sixth season, though is role is still unknown. Traditionally, the show has had one main villain that its titular character — the disturbed, justice-seeking medical examiner/serial killer Dexter — battles until the final episode. Past adversaries have included Jimmy Smits and John Lithgow, whose performance helped the series reach new heights and earned him an Emmy.
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