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Dexter: Original Sin
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Dexter: Original Sin

Cast & Characters
TypeTV SeriesTV
•
Years2024 - 2025
•
Cast Members10
•
NetworkParamount+ with Showtime
Dexter: Original Sin cast
Stats
Cast
Episodes
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Dexter: Original Sin (TV) Cast
The cast of Dexter: Original Sin. Updated on October 19, 2025.
Patrick Gibson
Dexter Morgan · 10 eps

Patrick Gibson stars as Dexter Morgan, a character known for his complex and dark nature.

Christian Slater
Harry Morgan · 10 eps
4,059
wiki views
#1,333 overall

Christian Slater plays Harry Morgan, Dexter's father and a guiding influence in his life.

Molly Brown
Debra Morgan · 10 eps

Molly Brown portrays Debra Morgan, Dexter's supportive and headstrong sister.

Christina Milian
Maria LaGuerta · 10 eps
1,309
wiki views
#4,789 overall

Christina Milian is Maria LaGuerta, a confident and ambitious officer.

Alex Shimizu
Vince Masuka · 10 eps
103
wiki views
#19,849 overall

Alex Shimizu plays Vince Masuka, known for his quirky personality and forensic expertise.

Reno Wilson
Bobby Watt · 10 eps
289
wiki views
#13,026 overall
James Martinez
Angel Batista · 10 eps
259
wiki views
#13,729 overall

James Martinez takes on the role of Angel Batista, a dedicated and honest detective.

Patrick Dempsey
Aaron Spencer · 10 eps
3,753
wiki views
#1,483 overall
Michael C. Hall
The Inner Voice of Dexter (voice) · 10 eps
7,489
wiki views
#467 overall

Michael C. Hall provides the voice for the inner thoughts of Dexter, adding layers to the character's complexity.

Sarah Michelle Gellar
CSI Chief Tanya Martin · 1 ep
8,927
wiki views
#319 overall
Top Dexter: Original Sin Cast Members
Based on daily Wikipedia pageviews. Updated October 19, 2025.
#1
Sarah Michelle Gellaras CSI Chief Tanya Martin
8,927 views→
#2
Michael C. Hallas The Inner Voice of Dexter (voice)
7,489 views→
#3
Christian Slateras Harry Morgan
4,059 views→
#4
Patrick Dempseyas Aaron Spencer
3,753 views→
#5
Christina Milianas Maria LaGuerta
1,309 views→
#6
Reno Wilsonas Bobby Watt
289 views→
#7
James Martinezas Angel Batista
259 views→
#8
Alex Shimizuas Vince Masuka
103 views→
Dexter: Original Sin Stats
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Dexter: Original Sin
Set in 1991 Miami, 'Dexter: Original Sin' is a prequel to the acclaimed series 'Dexter,' exploring the early years of Dexter Morgan as he evolves from a college student into a vigilante serial killer. Under the mentorship of his father, Harry Morgan, Dexter develops a moral code to target only those who have escaped justice. The series showcases his challenges and the beginnings of his career in forensics at Miami Metro Police Department, narrated by Michael C. Hall, reprising his iconic role through voice.
Dexter: Original Sin Details
1 season
10 episodes
Status: Ended
Where to stream Dexter: Original Sin
Shows like Dexter: Original Sin
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