Dexter- Original Sin -

Set in 1991, 15 years before the original series, we meet Dexter Morgan (played with chillingly accurate vulnerability by Patrick Gibson) as a freshly minted forensics intern at Miami Metro Homicide. He’s not the polished, controlled killer we know yet. He’s fumbling, hungry, and strictly adhering to Harry’s Code—but barely. The series follows Dexter’s first “real” kill, his struggle to balance a normal social life (cue awkward dating and fraternity parties), and his formative bond with the sarcastic, street-smart Deb (Molly Brown). Meanwhile, a series of ritualistic murders suggests another predator is working in Dexter’s own backyard.

Best for fans of: Mindhunter, You, Bates Motel Watch if you want: A serial killer origin story with genuine pathos and 90s swagger. Dexter- Original Sin

Here’s a write-up for Dexter: Original Sin , the 2025 prequel series on Paramount+ with Showtime. The Pitch: Before the plastic sheets and blood slides, before the Bay Harbor Butcher haunted Miami Metro, there was just a bright-eyed, awkward intern with a “Dark Passenger.” Dexter: Original Sin doesn’t just retread old ground—it injects new life into the franchise by going back to the very beginning. Set in 1991, 15 years before the original

Dexter: Original Sin is the rare prequel that enhances the original instead of diminishing it. It’s bloodier, more psychologically complex, and unexpectedly moving—especially in its depiction of Harry’s slow-motion tragedy. If New Blood was a flawed epilogue, Original Sin is a vital origin story. It proves the Dexter universe still has a lot of sharp edges left. The series follows Dexter’s first “real” kill, his