Dexter: Original Sin very quickly made it clear that what we thought we knew about Dexter Morgan wasn’t all that true. It turns out that there was a son before Dexter. The premiere episode made it clear that some of the canon that we already knew would be changed.

James Remar played Harry Morgan in the original Dexter series, but Christian Slater has made the role his own in Original Sin, and it's the first time the audience has seen the action through his eyes, in addition to Dexter's, and that is most definitely a good thing.

Dexter’s storyline in the OG show left him hiding out as a lumberjack after his stepsister, Debra (Jennifer Carpenter), was killed off. But in “New Blood,” it was implied that his life had ended, so they decided to opt for another spinoff instead.

Dexter: Original Sin revealed a key incident in Harry Morgan's past that changes everything, but it makes total sense.

Detective Maria LaGuerta is another character who's coming back from the original Dexter series, but in a younger form. In the original show she's already captain of the homicide department, but in Original Sin, she's still a detective who hasn't worked her way up the ranks yet.

Dexter Morgan will be ringing in the new year with his Dark Passenger. And a few soon-to-be-dead bodies. TVLine’s month-long #2025FirstLook series continues today with an exclusive sneak peek at an upcoming episode of Dexter: Original Sin.

Dexter: Original Sin may be a new look at a classic franchise, but its best parts are ones that no fan saw coming.

Original Sin season 1, episode 3! Though there are plenty of familiar faces in Dexter: Original Sin, one notable missing origin

T he crime drama series Dexter originally aired on Showtime for eight seasons, from 2006 to 2013, then it was revived with a season called Dexter: New Blood in 2021, and now a pre