Television series
Soupçons
Soupçons is the fly-on-the-wall documentary that basically invented modern true crime as we know it: hundreds of hours of access to novelist Michael Peterson and his defence team after his wife's death at the foot of their staircase. Jean-Xavier de Lestrade's camera sits in on strategy meetings, family breakdowns and courtroom ambushes alike. Slow, patient and deliberately inconclusive, it trusts you to live with doubt rather than resolve it.
If you liked this
The Jinx: The Life and Deaths of Robert Durst2015
Andrew Jarecki gets the same unnerving access to a suspect who talks and talks, building toward a real-time ending nobody scripted. The gold standard for watching a subject slowly incriminate himself on camera.
But The ending's fame means it's been spoiled everywhere online; going in cold is nearly impossible now.

The Thin Blue Line1988
Errol Morris essentially invented this genre—stylised reenactments, an eerily calm tone, and a wrongful-conviction case the film itself helped overturn. Essential true-crime archaeology.
But Its formal tricks feel dated now that everyone's copied them; some find the reenactments mannered rather than eerie.

Making a Murderer2015
Ten hours of small-town Wisconsin procedure, familial devotion, and a justice system creaking under its own weight. The closest thing to Soupçons in scale and patience.
But It's one-sided in ways later reporting complicated, and the sheer length can feel like an endurance test.

The wildcard
Something you would not have found on your own.
Serial Experiments Lain1998
Same slow-drip journalistic method as Soupçons—a reporter given real access, publishing doubt in real time—except with no pictures at all, just voices and silence, proving the format barely matters when the uncertainty is this good.
Sarah Koenig audibly thinking aloud, changing her mind episode to episode, turned a true-crime podcast into a genre-defining hit and taught a generation to distrust neat verdicts.
But No visuals at all—if you need to watch faces and body language the way Soupçons lets you, the pure-audio format might frustrate.

More like this (8)
Paradise Lost: The Child Murders at Robin Hood Hills1996
Joe Berlinger and Bruce Sinofsky embedded with a small-town murder trial years before anyone called this genre 'true crime,' and the access to a community turning on itself is remarkable.
But The subject matter is genuinely harrowing—the victims are children—and there's none of the dark humour true crime sometimes allows itself.

Wild Wild Country2018
Not a murder case, but the same trick: hours of archival access to an insular group and its charismatic, possibly monstrous leader, letting you flip your allegiance every episode.
But It sprawls across six hours and multiple crimes; if you want tight focus on one death, this wanders.

Capturing the Friedmans2003
A family that filmed its own collapse on home video, handed to a documentarian who lets the footage argue with itself. As unresolved and uncomfortable as anything in Soupçons.
But The allegations at its centre are child abuse, and the film never tells you what to believe—some find that irresponsible rather than honest.

Murder on a Sunday Morning2001no page yet
An Oscar-winning courtroom documentary about a Black teenager wrongly accused, built almost entirely from trial footage. Tighter and angrier than Soupçons but cut from the same cloth.
But It's less ambiguous than Soupçons—the film has a clear position from early on, which some may find less suspenseful.
The Keepers2017
A cold-case documentary that widens outward from one murdered nun into decades of institutional cover-up, driven by amateur investigators who simply won't let it go.
But It carries more threads and more grief than Soupçons; the scope can feel diffuse rather than focused.

American Murder: The Family Next Door2020
Built entirely from texts, social media and police footage rather than talking heads, this is a leaner, more voyeuristic sibling of Soupçons's slow-build access.
But It's more straightforwardly grim—there's little of Soupçons's ambiguity, since the outcome here is horribly clear from early on.

In Cold Blood1967
Long before embedded documentary crews existed, Capote's nonfiction novel and this stark black-and-white adaptation pioneered blending journalism with narrative craft around a real murder—the same uneasy marriage of fact and storytelling that makes Soupçons so unsettling.
A monochrome, matter-of-fact dramatisation of a real Kansas murder, shot almost like documentary itself, decades before 'true crime' was a marketing category.
But It's a scripted film with actors, not real footage, so the visceral 'this actually happened right in front of the camera' feeling of Soupçons is absent.

American Crime Story2016
Same courtroom-as-circus, same media obsession with a charismatic suspect who may or may not have killed his wife—except reimagined as glossy, soapy scripted drama instead of patient documentary, showing how differently the identical story plays in a different register.
A trial that became a media spectacle, told with real wit and surprising sympathy for everyone involved, including people the public turned into punchlines.
But It's heightened, scored, and dramatised for entertainment in ways Soupçons deliberately refuses—if you want restraint, this is the opposite.

Recommended by
True Detective, Bosch, Bloodline, Gone Girl, Fargo, Knives Out, Body Heat, Anatomy of a Murder, The Thin Blue Line, Making a Murderer, Paradise Lost: The Child Murders at Robin Hood Hills, The Jinx: The Life and Deaths of Robert Durst, Dear Zachary: A Letter to a Son About His Father, In the Bedroom, The Imposter, Amanda Knox, Casting JonBenet, Dirty John, West of Memphis, The Confession Tapes, Evil Genius: The True Story of America's Most Diabolical Bank Heist, Quiz Show, Tiger King: Murder, Mayhem and Madness, I'll Be Gone in the Dark, The Pharmacist, How to Fix a Drug Scandal, O.J.: Made in America, Time: The Kalief Browder Story, Agatha Christie Poirot, Bones, L.A. Law, Law & Order, The Defenders, The Practice, Better Call Saul, Matlock, Fatal Attraction, The Girl on the Train, My Cousin Vinny, Murder, She Wrote, The Confession Killer, Extremely Wicked, Shockingly Evil and Vile