Investigation Discovery TV Guide — Monday, 20 July 2026

Browse the full Investigation Discovery TV guide for Monday, 20 July 2026. 23 programmes listed , including 6 tonight. US listings updated daily — scroll down to tonight's highlights or use the day tabs above to browse the weekly schedule.

Early Morning

00:00 1h

On the Case with Paula Zahn

S12 · E12 · Where Is Miya? True

Where Is Miya?

A college coed disappears, and her family launches a desperate investigation to find her and what they discover will change their lives forever.

01:00 2h

People Magazine Investigates: The University of Cosmic Intelligence Cult

Documentary Special

Rashad Jamal's University of Cosmic Intelligence spreads fast but when some of his followers vanish, fear grows that devotion has turned deadly.

03:00 1h

On the Case with Paula Zahn

S12 · E12 · Where Is Miya? True

Where Is Miya?

A college coed disappears, and her family launches a desperate investigation to find her and what they discover will change their lives forever.

04:00 1h

People Magazine Investigates

S8 · E5 · Where is Kristin Smart? True

Where is Kristin Smart?

Kristin Smart was a freshman at California Polytechnic State University, who disappeared on May 25, 1996, and Paul Flores was a longtime person of interest.

05:00 1h

Deadline: Crime with Tamron Hall

S5 · E10 · Eyes Like Daddy Documentary

Eyes Like Daddy

When a young mother is murdered in her home, a small town is left on the edge, but an early arrest and a surprising confession points to a dark conspiracy.

Morning

06:00 1h

Deadline: Crime with Tamron Hall

S5 · E3 · The Painted Paramedic Documentary

The Painted Paramedic

When a paramedic is found dead and covered in paint, investigators work tirelessly for 18 months to track down the person responsible for her death.

07:00 1h

Pandora's Box: Unleashing Evil

S2 · E7 · Bloodlust True

Bloodlust

An officer pulls over a reckless driver on a routine traffic stop and uncovers a series of murders; investigators work together in order to track down a killer.

08:00 1h

Pandora's Box: Unleashing Evil

S2 · E3 · Blood & Oil True

Blood & Oil

In 2012, a missing-person case in North Dakota leads the U.S. Department of Homeland Security to a scheme involving fracking profits, a conman, and his partner.

09:00 1h

Pandora's Box: Unleashing Evil

S2 · E1 · A Handsome Devil True

A Handsome Devil

A detective from Luzerne County, Pa., investigates a series of local home invasions as a favor for a friend, and comes face-to-face with a serial sociopath.

10:00 1h

Pandora's Box: Unleashing Evil

S2 · E2 · Home Sweet Hell True

Home Sweet Hell

During an investigation into a gun store robbery in Maryland, the Bureau of Alcohol, Tobacco, Firearms and Explosives finds an unexpected murderer.

11:00 1h

Devil in Suburbia

S1 · E3 · Behind Closed Doors Documentary

Behind Closed Doors

Police find a family murdered one by one in their quiet suburban Oklahoma home and launch a desperate search for the perpetrators before they can kill again.

Daytime

12:00 1h

Devil in Suburbia

S1 · E1 · Arizona Horror Story Documentary

Arizona Horror Story

Three bodies are discovered in a burned-out home in Scottsdale, and a fourth family member is missing, and investigators realize they have a triple homicide.

13:00 1h

Devil in Suburbia

S1 · E5 · No Son of Mine Documentary

No Son of Mine

Police receive a call about the killing of a family in their home in rural Kentucky and authorities learn the victim's son is the sole survivor of the attack.

14:00 1h

Devil in Suburbia

S1 · E6 · Failure to Thrive Documentary

Failure to Thrive

A mother loses her 5-year-old son who's battled a medical condition that has plagued him since birth, but doctors claim his death is not from a natural cause.

15:00 1h

Fear Thy Neighbor

S4 · E2 · Desperate Times, Deadly Measures True

Desperate Times, Deadly Measures

A couple is happy when their neighbors reappear after their sudden disappearance for a decade, but their return ultimately leads to a deadly outcome.

16:00 1h

Fear Thy Neighbor

S4 · E6 · Neighbors on a Dead End True

Neighbors on a Dead End

A disabled fireman appoints himself sheriff of his street, policing his neighbors and citing violations, but things boil over at a party where shots are fired.

17:00 1h

Fear Thy Neighbor

S8 · E12 · Under Surveillance Documentary

Under Surveillance

The noise from a new neighbor's puppies turns a man into a vengeful menace who goes to war with the entire community, none of whom may survive.

Evening

18:00 1h

Fear Thy Neighbor

S8 · E9 · Blood on the Lawn Documentary

Blood on the Lawn

A five-year relationship between neighbors falls apart when one borrows the other's lawnmower and returns it broken; a bloody murder devastates the community.

19:00 1h

Fear Thy Neighbor

S8 · E5 · Other People's Property Documentary

Other People's Property

Seemingly small events bring two long-time neighbors decades-long hostility to a bloody boil and property lines become battle lines in a fight to the death.

20:00 1h

Fear Thy Neighbor

Appalachian Vendetta Documentary

Appalachian Vendetta

Neighbors on a mountain road become sworn enemies after one family calls police about a theft, and years of conflict finally culminate with shots fired.

21:00 1h

Fear Thy Neighbor

S7 · E1 · I'm Not Moving True

I'm Not Moving

A man returns from out of state to find that his neighbor has taken over his property to run a chop shop, resulting in a feud that engulfs 2 families.

22:00 1h

A Killer Among Friends

S2 · E1 · Secret Life of a Private Eye Documentary

Secret Life of a Private Eye

When a woman disappears in Florida, her friends uncover a hidden life filled with new relationships and secrets. Investigators follow the trail.

23:00 1h

Lethally Blonde

S2 · E8 · To Live and Die in Hotlanta Drama

To Live and Die in Hotlanta

In 2016, someone riddled 19-year-old escort and rap video dancer Bridget Shiel with bullets, leaving her naked in an Atlanta park.

Early Morning

Morning

Daytime

Evening

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