Investigation Discovery continues its heritage of providing in-depth, compelling documentaries & series that challenge viewers to think about key issues that shape our culture and define our world.

Investigation Discovery

On the eve of a dream wedding, police find a mother of three dead at home in an apparent home invasion; as alibis fray and egos collide, authorities call in Texas Ranger Jim Holland, who'll use patience and tactics to expose what really happened.

Killer Confessions: Case Files of a Texas Ranger

The Weakest Link

Investigation Discovery HD

A robbery turns into an abduction; surveillance leads the law to a suspect who won't give up the victim's location; Holland works the suspect for hours, racing to find her before time runs out.

A Monsters Game Plan

Discovery+ is the service with something for all. Your favorite genres and brands including HGTV, Food Network, TLC, ID, Animal Planet, Discovery Channel, plus exclusive Originals, all in one place. Whatever you’re into, you’ll find it here.

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Detectives investigate the murder of 20-year-old Joseph Douglas, shot execution style in Texas; when leads stall and rumors swirl, his mother turns to Texas Ranger Jim Holland, who reopens the cold case to pry loose the truth from guarded suspects.

Obstacles to Justice

Investigation Discovery continues its heritage of providing in-depth  compelling documentaries & shows.

When two children turn up dead in a hot car, police suspect their mother is lying; Ranger Holland joins the investigation to find out what really happened; he confronts the mother in a series of interrogations that ultimately reveal the truth.

A Mother's Manipulation

After Ranger James Holland receives a phone call from the Pennsylvania State Police, he finds himself face-to-face with a witness who could be the key to solving one of the oldest cold case mysteries in the history of the state.

True Crime Lies

Hurricane Harvey hits Houston, realtor and mother Crystal McDowell disappear; with local resources strained and leads scarce, an abandoned car and a mysterious figure on surveillance prompt authorities to call in Texas Ranger Jim Holland for answers.

Lie, Cheat, Kill Evil

After four women vanish, fear grips Texan communities, and desperate families seek answers; with a potential serial killer back in the spotlight, Texas Ranger Jim Holland launches a high-stakes interrogation that tests wills and aims for the truth.

Pathologically Evil

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An elite Texas Ranger with a reputation as a serial killer whisperer gets stunning confessions to unsolved murders across the country.

S1 E7 | The Weakest Link