Poster for People Magazine Investigates

Investigation Discovery 2016 - 9 seasons 113 eps TV-14 Returning series

People Magazine Investigates

2016 - 9 seasons 113 eps TV-14

7.6

Season 9

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Specials

Season 1

Season 2

Season 3

Season 4

Season 5

Season 6

Season 7

Season 8

Season 9

42 min

S9 · E1 · Jan 12, 2026

Vanished in the Heartland Episode 1

Questions and accusations fly after savvy entrepreneur and mother of five, 52-year-old Dee Warner, vanishes from her rural Michigan home. Authorities struggle for answers, until one day they find her, closer to home than anyone could have imagined.

42 min

S9 · E2 · Jan 19, 2026

Death in Hell's Kitchen Episode 2

As Pride Month kicks off in 2022, the deaths of two gay men in New York City shatter their families and the gay community, leading the NYPD to uncover a ruthless gang that stalks, drugs, and murders their victims before draining their bank accounts.

42 min

S9 · E3 · Jan 26, 2026

Sex House Homicide Episode 3

In Ocala, FL, the local sheriff's office responds to a wellness check only to find the body of a man in what looks like a sexual pleasure palace. Police launch a relentless hunt for his killer, unearthing dark secrets along the way. Could it be a hate crime, revenge, or is the killer much closer to home?

42 min

S9 · E4 · Feb 2, 2026

Playing with Fire Episode 4

In 2001, someone murders a father, sets his Florida home ablaze, and his sons disappear. As prayers rise for their safe return, a so-called family friend steps forward, shifting the case. Now, an exclusive interview finally uncovers the chilling truth.

42 min

S9 · E5 · Feb 16, 2026

The Serial Killer Who Only Killed Once Episode 5

The weekend before Thanksgiving 1994, a killer savagely slays Robin Lawrence at home while her child is asleep. A relentless investigation circles her husband, until a drop of blood unlocks the mystery of Robin's murder and leads to a shocking confession.

42 min

S9 · E6 · Feb 23, 2026

Looking for Angela Episode 6

In Prairie Village, KS, a reclusive mother goes missing in 2019. When her teenage daughter and the police go looking for answers, they are gaslit at every turn. Without a digital footprint or even a friend who knows her, leads are running out fast.

42 min

S9 · E7 · Mar 2, 2026

The Girl on the Bike Episode 7

In 1972, 20-year-old Jody Loomis takes a late afternoon bike ride to visit her horse and never returns home. She turns up murdered in the woods, and her case baffles the local authorities. For decades, everyone in the small town of Bothell is a suspect.

42 min

S9 · E8 · Mar 9, 2026

The Final Cut Episode 8

Celebrity hairstylist Fabio Sementilli's teenage daughter discovers him brutally murdered on their Los Angeles patio. The LAPD uncovers a shocking story of lust, betrayal, and greed that turns the glamorous world of beauty upside down.

42 min

S9 · E9 · Mar 23, 2026

Love, Lies, and Lust Episode 9

Outside of Orlando, life is no longer a fairytale for childhood sweethearts Mike and Laurie Shaver. Fighting and infidelities lead to shattered vases and broken dreams. When police search their backyard in 2018, what they find scars the family forever.

42 min

S9 · E10 · Mar 30, 2026

Deadly Ride Episode 10

In 2022, Austin police discover the body of 25-year-old up-and-coming cyclist Mo Wilson. Someone shot Mo execution style while she was visiting a friend for the weekend. Homicide detectives discover a story of jealousy, betrayal, and total obsession.

42 min

S9 · E11 · Apr 6, 2026

The Truth is in the Dirt Episode 11

Single mother Jennifer Brown vanishes from her Limerick home and detectives race against the clock to find her. With her eight-year-old son asking where his mother is, investigators must confront a web of lies woven by the people she trusts the most.

42 min

S9 · E12 · Apr 13, 2026

Where is Judith? Episode 12

A home intruder abducts a 60-year-old woman in the night. Local sheriffs search relentlessly until they discover another horrifying attack just ten miles away that fits the same profile. Is there a serial predator haunting Florida's Gulf Coast?

12 episodes in Season 9

Some details come from TheTVDB.

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