Dateline, Silent Witness

S20 E1 • 86m • HDTVPG

Investigators search for a New Mexico mechanic who has been missing for eight years.

S20 E2 • 85m • HDTVPG

When a woman disappears after an encounter on a train, her family hires detectives to investigate.

S20 E4 • 43m • HDTV14

A mother who seemed to be happily married is found dead in her backyard spa.

S20 E6 • 42m • HDTV14

A professional poker player's gamble may have resulted in a murder.

S20 E8 • 41m • HDTV14

Authorities investigate a car crash that left a pregnant woman and her son dead.

S20 E12 • 41m • HDTVPG

The mysterious 2005 disappearance of Ray Gricar, a district attorney in Pennsylvania.

S20 E14 • 42m • HDTV14

Detectives reopen a case involving the murder of a man who was part of a love triangle.

S20 E17 • 41m • HDTV14

Investigators find an unlikely suspect in a woman's death.

S20 E18 • 42m • HDTV14

A woman seeks justice for her 18-year-old daughter, who was raped and murdered in an Anchorage state park in 1994.

S20 E19 • 41m • HDTV14

Police suspect a woman's estranged husband in her stabbing death, but surveillance video shows he was not at the scene.

S20 E21 • 41m • HDTVPG

In the lead up to a murder trial, it begins to look like police arrested the wrong man.

S20 E22 • 42m • HDTV14

Two years after the disappearance of his wife, Josh Powell kills his two sons and himself.

S20 E30 • 41m • HDTV14

A man with a surprising motive shoots a father in broad daylight.

S20 E34 • 41m • HDTVPG

Michelle Young was pregnant when she was brutally murdered while her husband was away.

S20 E36 • 42m • HDTVPG

A woman finds herself on the wrong side of the law after she accuses her boyfriend of rape.

S20 E38 • 41m • HDTVPG

Two suspects are arrested for the murder of a millionaire 15 years after the crime was committed.

S20 E48 • 40m • HDTVPG

A tale of sex, betrayal and murder: Inside the deadly love triangle where three became a crowd.

S20 E51 • 41m • HDTVPG

Investigators are suspicious when a wealthy former radio DJ mysteriously disappears from his yacht in the Pacific Ocean.

S20 E53 • 40m • HDTV14

Years after a college student is murdered in her condo, calls to the police lead to the case being reopened and solved.

S20 E58 • 41m • HDTVPG

Officials identify a man's remains more than 20 years after his mysterious disappearance.

S20 E58 • 41m • HDTVPG

A couple goes on a scuba-diving vacation in the British Virgin Islands. On the final dive of the trip, one of them surfaces but the other does not.

S20 E61 • 40m • HDTVPG

Investigating the mysterious murder of a family patriarch.

S20 E62 • 41m • HDTVPG

A cold-case investigator helps police determine what happened to a missing woman.

S20 E64 • 41m • HDTV14

Detectives find a message written in blood during a murder investigation.

S20 E68 • 41m • HDTVPG

A risky undercover operation in a rough prison could expose a suspected serial killer's secrets.

S20 E69 • 41m • HDTVPG

After disappearing for a decade with a convict, officials question the deputy warden's wife's role in his escape.