Original Sin ” tries to have it both ways. Not only does the 10-episode season — advance screeners of which were not provided for critics — wind the clock back to 1991, when a 20-year-old Dexter (Patrick Gibson) graduates from the University of Miami and makes his way into the local police department as a paid intern.

Christian Slater admitted that he was a “frighteningly different person" in the 1990s. The "Dexter: Original Sin" star battled addiction struggles and legal issues before becoming sober.