Dexter is finally back, but this time, we are looking at the origins of his serial killing journey. Fans of Dexter must be eager to know where Morgan’s killer instinct started and how he came to terms with his need to kill. Dexter: Original Sin takes us back to the time when our favorite forensic blood analyst started his journey and transformed his urges into his vocation.
Season 1 of Dexter: Original Sin portrays a young Dexter Morgan, diving deep into his psychological evolution. Instead of the calm and calculated Dexter from the original series, we found the raw and conflicted version of Dexter Morgan. He is still exploring his instincts in his formative years and learning to channel his killing urges by following Harry Morgan’s ‘Code’.

As the first season was well-accepted by the fans of the original series, it created the ground for more questions. When to expect Dexter: Original Sin season 2 and who will be returning as the cast members? Read on to learn more intriguing details about Dexter: Original Sin season 2.
How many episodes are in Dexter: Original Sin?

Season 1 of Dexter: Original Sin consisted of 10 episodes and premiered on 13th December 2024. Each episode was released on Paramount+ weekly every Friday, followed by its cable debut on Showtime every Sunday. Season 1 concluded with its tenth episode on January 17, 2025.
Though season 1 of Dexter: Original Sin turned out to be successful, the season 2 release date has not been announced yet. According to The Wrap, the finale of season 1 had a record of 2.68 million global viewers, making a 30% increase from its premiere. Since other sequels are on the rise in the Paramount+ network, fans can expect season 2 of Dexter: Original Sin soon.
Who is returning in Dexter: Original Sin season 2?

There is no confirmation of the casting details of season 2. However, the main cast members are expected to reprise their respective roles. Lead actor Patrick Gibson will reprise his role as young Dexter Morgan and Michael C. Hall will return to play the inner voice of Dexter Morgan. The combination of these two actors will bring more depth and intensity to the show.
Should season 2 proceed, the fans can expect the main cast members to reprise their roles. Here is the list of cast members who may return in season 2.
Actors | Characters |
Patrick Gibson | Dexter Morgan |
Christian Slater | Harry Morgan |
Molly Brown | Debra Morgan |
James Martinez | Angel Batista |
Christina Milian | Maria LaGuerta |
Sarah Michelle Gellar | Tanya Martin |
Reno Wilson | Bobby Wyatt |
Alex Shimizu | Vince Masuka |
Although there is no official synopsis available for season 2 of Dexter: Original Sin, the viewers can expect Dexter to continue his ‘dark passenger’ and commit more murders by following Harry Morgan’s code. Additionally, Debra’s early days in the police academy can also be expected in season 2.
Showrunner Clyde Phillips told TV Insider that Dexter may explore the dark past of Harry Morgan, particularly his negligence that led to the tragic drowning of his son, Harry Jr. When asked if Dexter would ever find out about his other big brother, Phillips mentioned, “When we get picked up, that’s something we intend to explore“. James Martinez expressed optimism about the prequel’s future, teasing that Season 2 will shed more light on Batista’s marriage and his personal journey.
Judging by the reactions of the actors and showrunners, there is still hope for Dexter: Original Sin season 2. Though no potential date has been announced, fans can stay tuned for an official announcement from Paramount+. Until then, you can enjoy Dexter: Resurrection, which will premiere in June 2025.
Dexter: Original Sin season 1 is streaming on Paramount+.
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