Best Investigative TV Series

36 items • 107 views • 0 votes • updated Nov 7, 2026
Best Investigative TV Series

Discover the list of the most watched investigative TV Series, ranked from best to worst.

According to 0 votes, the TV show A Man on the Inside, released in 2024, came in first as the best investigative TV series, followed by Adolescence and All Her Fault (released in 2025, starring Sarah Snook and Jake Lacy). Scroll down for the top 10 investigative TV Series, rated by visitors in 2026.

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Recommend the best investigative TV series

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A Man on the Inside 1
A Man on the Inside
2024 - present. Comedy, Investigation. Ted Danson, Mary Elizabeth Ellis, Lilah Richcreek...
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Charles, a retired teacher, agrees to help a private detective and goes undercover in a retirement community. The search for a missing object brings him not only clues, but also unexpected •••
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Adolescence 2
Adolescence
2025 - 2025. Drama, Limited Series. Stephen Graham, Owen Cooper, Bidi Iredale, Amélie Pease...
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When 13-year-old Jamie Miller is arrested for the murder of a girl from his school, his family tries to understand what happened. The investigation and his conversations with a •••
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All Her Fault 3
All Her Fault
2025 - 2025. Drama, Mystery, Investigation. Sarah Snook, Jake Lacy, Dakota Fanning, Michael...
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Marissa Irvine arrives to collect her son from his first playdate, but the woman who opens the door is not the mother she expected. The search for the boy exposes secrets and tensions.
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Black Doves 4
Black Doves
2024 - present. Action, Adventure, Mystery, Thriller. Keira Knightley, Ben Whishaw, Sarah...
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Helen Webb combines family life and the role of a politician's wife with secret work as a spy. An unexpected event pushes her to seek answers with Sam, an old collaborator, in London at •••
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Dead Boy Detectives 5
Dead Boy Detectives
2024 - 2024. Drama, Mystery, Fantasy, Thriller. George Rexstrew, Jayden Revri, Kassius Nelson...
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Edwin and Charles are two teenagers turned ghosts who choose to stay together and work as detectives. With the help of Crystal, a young clairvoyant, they investigate cases that ordinary •••
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Dept. Q 6
Dept. Q
2025 - present. Drama, Mystery, Investigation. Matthew Goode, Alexej Manvelov, Leah Byrne...
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In Edinburgh, Inspector Carl Mørck is assigned to a new unit focused on older cases. With an unconventional team, he revisits complex files and looks for perspectives others have overlooked.
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Best TV shows with detectivesBest TV shows with detectivesBest thriller TV showsBest thriller TV showsBest mystery TV showsBest mystery TV shows
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Detective Hole 7
Detective Hole
2026 - present. Mystery, Crime, Drama. Tobias Santelmann, Joel Kinnaman
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Detective Harry Hole investigates serial murders in Oslo while confronting his own weaknesses and police corruption. The series is created by Jo Nesbø.
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Lady in the Lake 8
Lady in the Lake
2024 - 2024. Drama, Mystery, Thriller, Historical. Natalie Portman, Moses Ingram, Y'lan Noel...
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In 1960s Baltimore, Maddie Schwartz changes her life and tries to become a journalist. Interest in an unsolved case brings her closer to the story of Cleo Johnson, a woman whose choices •••
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Limitless (2015) 9
Limitless (2015)
2015 - 2016. Drama, Comedy, Action & Adventure. Jake McDorman, Jennifer Carpenter, Desmond...
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Brian Finch discovers NZT-48, a drug that makes his mind work far faster than normal, and the mystery around the pill leads him to work for the FBI and for a senator with hidden plans. •••
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Long Bright River 10
Long Bright River
2025 - 2025. Drama, Crime, Mystery. Amanda Seyfried, Nicholas Pinnock, Ashleigh Cummings...
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Mickey, a policewoman from Philadelphia, patrols a neighborhood badly affected by drug addiction. When several serious cases arise in the area, she realizes that the investigation may be •••
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If you liked the list Best Investigative TV Series, discover more below:

 
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Best TV shows with strong women Best TV shows with strong women
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Frequently asked questions

Is there already a ranking based on votes?

This list has not received any votes yet. The order shown does not reflect visitor preferences. You can help by voting for the options you recommend.

What is in this list?

This list includes, for example, Presumed Innocent, The Acolyte, Dead Boy Detectives.

What are the most recent TV shows in this list?

Among the titles with a known premiere year, the most recent are: Detective Hole (2026), Love in Disguise (2026), NCIS: New York (2026).

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Press the up arrow if you recommend an option or the down arrow if you do not. You can use the search box in the list to quickly find a name and vote directly. The order takes into account both positive and negative votes and how many there are, and positions can change as votes are added.