Investigation Discovery TV Guide — Wednesday, 20 May 2026

Browse the full Investigation Discovery TV guide for Wednesday, 20 May 2026. 24 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

People Magazine Investigates: Surviving a Serial Killer

S1 · E6 · Surviving the Cook Brothers Documentary

Surviving the Cook Brothers

In 1981, two men rape and shoot a young mother, forcing her fiancé to watch it all and it will take two decades before justice prevails over the men.

01:00 1h

Evil Lives Here: My Child the Killer

S1 · E7 · One Child in Heaven, One in Jail Other

One Child in Heaven, One in Jail

Sonia Ramirez watches her bright, athletic son begin to change, picking fights, breaking the law, even claiming he sold his soul to the devil.

02:00 1h

Murder at Silver Peak

Documentary Special

In a remote Nevada mining town, a truck driver vanishes and silence greets every question. As investigators search for answers, a wall of secrecy holds firm.

03:00 1h

People Magazine Investigates: Surviving a Serial Killer

S1 · E6 · Surviving the Cook Brothers Documentary

Surviving the Cook Brothers

In 1981, two men rape and shoot a young mother, forcing her fiancé to watch it all and it will take two decades before justice prevails over the men.

04:00 1h

Evil Lives Here

S14 · E1 · We're Glad Mom is Dead Documentary

We're Glad Mom is Dead

Victoria & Christine Lisowski live in fear of their mother, Sungnam Kwon Lisowski, but they'll feel lucky to survive Christmas and their mother's vengeance.

05:00 1h

American Monster

S4 · E13 · Too Good to be True True

Too Good to be True

A home video captures the wedding of John Grazioli and Amanda Schmitt, but just six months later, police respond to a 911 call and make a shocking discovery.

Morning

06:00 1h

American Monster

S4 · E12 · Momma's Girl True

Momma's Girl

When the body of 53-year-old Arthur Burney is found in a barn near Coweta, Okla., the entire Burney family is divided, until a clue exposes a murder plot.

07:00 1h

The Lake Erie Murders

S2 · E9 · Trail of Fear True

Trail of Fear

The body of a 74-year-old woman is found bludgeoned to death, the gruesome discovery sends shockwaves across the community, suspicion and paranoia take control.

08:00 1h

The Lake Erie Murders

S2 · E4 · Black Sabbath True

Black Sabbath

The body of Sister Margaret Ann Pahl was found on April 5, 1980, police mount an investigation that will unearth the lies and secrets leading to her death.

09:00 1h

The Lake Erie Murders

S2 · E7 · Trail of Frozen Tears True

Trail of Frozen Tears

When 12-year-old Rosie Davenport is found murdered, the circumstances of her death like the unsolved murder of 13-year-old Malissa Thomas one year earlier.

10:00 1h

The Lake Erie Murders

S2 · E8 · Killer Night Out True

Killer Night Out

A 19-year-old nurse's aide is found dead in a drainage ditch with her throat cut so deep she is almost decapitated, an investigation reveals a dark account.

11:00 1h

The Murder Tapes

S5 · E10 · I Did Something Real Bad True

I Did Something Real Bad

Police examine surveillance footage to learn about Orlando Euell's last moments, including witnessing him get into the car that would take him to his death.

Daytime

12:00 1h

The Murder Tapes

S5 · E8 · Sergeant Hassel True

Sergeant Hassel

Officers find Tyrone Hassel III shot to death outside his father's home while on holiday leave from the Army and investigators must unravel who did it.

13:00 1h

The Murder Tapes

S5 · E3 · One in the Chamber True

One in the Chamber

Odie Carrier Jr. is found mortally shot in his own home in Evansville, Ind., so police must work quickly if they are going to find the person responsible.

14:00 1h

The Murder Tapes

S5 · E11 · Club Chaos True

Club Chaos

Lima, Ohio, police race to a chaotic scene at an after-hours nightclub following a shooting that leaves one person dead and multiple others injured.

15:00 1h

Calls from the Inside

S2 · E10 · Secrets are Never Innocent Other

Secrets are Never Innocent

16-year-old Mujey Dumbuya turns up dead four days after leaving her home to go to school, and jailhouse calls provide the clues to catch the killer.

16:00 1h

Calls from the Inside

S2 · E6 · Killer Identity Other

Killer Identity

When a young mother of three vanishes on Mother's Day, police race to find her, and the search uncovers a potential serial killer hiding in a community.

17:00 1h

Calls from the Inside

S2 · E3 · My Brother's the Killer Other

My Brother's the Killer

For over a decade, a twisted web of secrets and lies conceals the identity of the person who heartlessly murdered a selfless mother of three.

Evening

18:00 1h

Calls from the Inside

S2 · E5 · Killing the Competition Other

Killing the Competition

Fishermen find a 27-year-old man shot to death on a river embankment and a jailhouse call reveals the truth of a twisted love triangle.

19:00 1h

Calls from the Inside

S2 · E1 · The Covid Killer Other

The Covid Killer

In March 2020, Gretchen Anthony disappears after texting loved ones that she was diagnosed with COVID-19, but a search of her home suggests foul play.

20:00 1h

Calls from the Inside

S2 · E1 · Murdered by Manipulation Other

Murdered by Manipulation

When a ranch hand is found dead in a river outside of Salt Lake City, investigators across two states must work together to catch the killer.

21:00 1h

American Detective with Lt. Joe Kenda

S3 · E6 · Torso True

Torso

Investigators discover the remains of two dismembered women amongst the ashes of a barn fire and Agent Nick Deming uncovers a twisted revenge scheme.

22:00 1h

American Detective with Lt. Joe Kenda

S5 · E7 · Puppet Master True

Puppet Master

Investigators initially suspect a demonic sacrifice when they find a mother executed in an abandoned building, and an evil conspiracy is exposed.

23:00 1h

On the Case with Paula Zahn

S14 · E6 · Who Killed Katelyn? True

Who Killed Katelyn?

A young woman mysteriously disappears. Friends and family are terrified, but investigators find little to go on. A shocking discovery confirms the worst.

Early Morning

Morning

Daytime

Evening

Related channels