Episode 1
Aired Sep 30, 2011
The Secret
Investigators search for a New Mexico mechanic who has been missing for eight years.
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Episode 2
Aired Oct 7, 2011
Strangers on a Train
When a woman disappears after an encounter on a train, her family hires detectives to investigate.
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Episode 3
Aired Oct 14, 2011
Greed, lust and lies lead to murder.
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Episode 4
Aired Oct 14, 2011
Someone Was Watching
A mother, who seemed to be happily married, was found dead in her backyard spa.
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Episode 5
Aired Oct 21, 2011
Three people die during a retreat held by renowned self-help author James Arthur Ray.
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Episode 6
Aired Oct 28, 2011
The Player
A professional poker player's gamble may have resulted in a murder.
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Episode 7
Aired Nov 4, 2011
The Dr. Conrad Murray Trial: A Dateline Special
The Dr. Conrad Murray trial.
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Episode 8
Aired Nov 11, 2011
Crossing the Line
A teen driver discusses what happened the night she was involved in a car crash that left a pregnant woman and her son dead; authorities try to determine if the incident was an accident or intentional.
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Episode 9
Aired Nov 18, 2011
After a former hometown hero is convicted of his wife's murder, new evidence turns the case upside down.
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Episode 10
Aired Dec 2, 2011
Gary Giordano, who is suspected in the disappearance of his traveling companion Robyn Gardner, talks about what happened in Aruba; Gardner's boyfriend and roommate discuss the case.
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Episode 11
Aired Dec 9, 2011
Investigators, friends and family discuss the disappearance of a Utah wife and mother two years after she went missing.
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Episode 12
Aired Dec 16, 2011
The Case of the Missing D.A.
Lester Holt reports on the mysterious 2005 disappearance of Ray Gricar, a district attorney in Pennsylvania who investigated sex-abuse claims made against Jerry Sandusky in 1998.
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Episode 13
Aired Dec 18, 2011
Compelling mysteries, powerful documentaries, in-depth investigations.
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Episode 14
Aired Dec 30, 2011
Deadly Triangle
Twenty-five years after a man involved in a love triangle is stabbed to death, detectives reopen the case.
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Episode 15
Aired Jan 1, 2012
Animals in wild and unpredictable situations.
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Episode 16
Aired Jan 6, 2012
A man goes missing from a cruise liner while on his honeymoon in 2005.
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Episode 17
Aired Jan 8, 2012
Secrets in a Small Town
Investigators find an unlikely suspect in a woman's death; actor Ricky Gervais talks about his life, fame and hosting the Golden Globe Awards.
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Episode 18
Aired Jan 13, 2012
Justice for Bonnie
A woman seeks justice for her 18-year-old daughter, who was raped and murdered in an Anchorage state park in 1994.
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Episode 19
Aired Jan 20, 2012
The Goldfinger Mystery
Police suspect a woman's estranged husband in her stabbing death, but surveillance video shows he was not at the scene.
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Episode 20
Aired Jan 27, 2012
Police use innovative forensic techniques, new interviews and old witnesses to put together a case against a con man charged with murdering his landlord's son.
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Episode 21
Aired Feb 3, 2012
Suspicion
The investigation into a businessman's murder leads to an arrest, but as friends and neighbors rally around the accused, it begins to look like they have the wrong man.
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Episode 22
Aired Feb 10, 2012
A Family's Story
Two years after the disappearance of his wife, Josh Powell kills his two sons and himself; Josh's last in-depth TV interview; a 911 dispatcher discusses the emergency call placed by a social worker.
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Episode 23
Aired Feb 12, 2012
Singer Whitney Houston; an investigation into a 1997 murder conviction reveals the man -- who is currently serving a 25-year-to-life sentence at Sing Sing Correctional Facility -- may be innocent.
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Episode 24
Aired Feb 17, 2012
Singer Aretha Franklin; a TV producer becomes a murder suspect after his wife is killed during a family vacation in Cancun, Mexico.
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Episode 25
Aired Feb 24, 2012
Police suspect millionaire developer of murdering his wife.
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Episode 26
Aired Mar 2, 2012
Investigating day care operators.
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Episode 27
Aired Mar 4, 2012
Pharmaceutical testing.
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Episode 28
Aired Mar 9, 2012
A team of detectives tackles a cold case involving the death of a beautiful young nurse; Whitney Houston's former hairstylist and image consultant, Tiffanie Dixon, discusses the events that preceeded the singer's death.
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Episode 29
Aired Mar 11, 2012
Lottery clerks who lie to people with winning tickets so they can collect the money themselves.
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Episode 30
Aired Mar 16, 2012
Murder in Broad Daylight
A man with a surprising motive shoots a father in broad daylight.
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Episode 31
Aired Mar 18, 2012
Mexican drug cartels growing marijuana crops in the United States.
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Episode 32
Aired Mar 18, 2012
Mexican drug cartels growing marijuana crops in the United States; the validity of the ingredient lists on vitamin packages; the designer drug bath salts.
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Episode 33
Aired Mar 25, 2012
The death of Trayvon Martin, a 17-year-old high school student who was unarmed when he was shot by a neighborhood watch member in a gated community; chronicling the life of a U.S. soldier; confronting salespeople who promote questionable insurance.
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Episode 34
Aired Mar 30, 2012
Silent Witness
The brutal murder of Michelle Young, who was pregnant with her second child when she was killed while her husband was away on business.
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Episode 35
Aired Apr 1, 2012
After a young girl kills herself, prosectors file charges against her classmates, believing they may have bullied her to death.
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Episode 36
Aired Apr 6, 2012
Vengeance
A woman finds herself on the wrong side of the law after she accuses her boyfriend of rape.
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Episode 37
Aired Apr 8, 2012
A divorced mother spends 15 years in prison for a crime that some say never occurred.
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Episode 38
Aired Apr 13, 2012
Deadly Trust
Two suspects are arrested for the murder of a millionaire 15 years after the crime was committed.
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Episode 39
Aired Apr 15, 2012
Stranger-Danger
Elementary students react to offers of private tours of an ice cream truck; a stranger asks teens for their personal information.
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Episode 40
Aired Apr 20, 2012
After being scared into silence, a woman finally reveals her husband's secret.
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Episode 41
Aired Apr 22, 2012
My Kid Would Never Do That: Driving
Teens make decisions in potentially dangerous driving situations.
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Episode 42
Aired Apr 27, 2012
Sean Goldman, whose abduction to Brazil by his mother became international news, talks about the experience.
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Episode 43
Aired Apr 29, 2012
Cheating
Parents watch to see if their children are tempted to cheat; author Rosalind Wiseman shares insight and advice regarding teen ethics and behavior.
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Episode 44
Aired May 4, 2012
Detectives are baffled when a man is shot while asleep in bed with his wife.
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Episode 45
Aired May 6, 2012
Discrimination
Teens face situations that reveal whether they discriminate based on race and ethnicity.
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Episode 46
Aired May 11, 2012
A man denies any involvement in his wife's death, but a sordid discovery makes police suspicious.
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Episode 47
Aired May 13, 2012
An argument between two boys on a school bus leads to tragedy; Army Lt. Col. Greg Gadson makes his film debut in "Battleship"; two parents create a foundation to honor their daughter, who was shot and killed at age 9.
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Episode 48
Aired May 18, 2012
Poison
A tale of sex, betrayal and murder: Inside the deadly love triangle where three became a crowd.
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Episode 49
Aired May 22, 2012
20th Anniversary Special
Highlights of extraordinary stories over the past 20 years include interviews with actor Michael J. Fox and outdoorsman Aron Ralston, two families brought together by fate, the McCaughey septuplets, and an interview with Carrie Underwood.
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Episode 50
Aired Jun 1, 2012
When police discover the identity of a teen whom a woman claims she killed in self-defense, they begin to suspect the shooter's story.
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Episode 51
Aired Jun 3, 2012
Who Killed the Radio Star?
Investigators are suspicious when a wealthy former radio DJ mysteriously disappears from his yacht in the Pacific Ocean.
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Episode 52
Aired Jun 8, 2012
A woman's spray tan may have caused her death.
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Episode 53
Aired Jun 8, 2012
In the Middle of the Night
Years after a college student is murdered in her condo, calls to the police lead to the case being reopened and solved.
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Episode 54
Aired Jun 10, 2012
Three decades after a high school valedictorian is murdered, new witnesses come to light.
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Episode 55
Aired Jun 15, 2012
A woman who was conned by a former rap star seeks revenge.
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Episode 56
Aired Jun 22, 2012
Investigators suspect foul play when a young kindergarten teacher is found dead five miles from her home.
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Episode 57
Aired Jun 24, 2012
Three formerly middle-class families face poverty for the first time.
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Episode 58
Aired Jul 6, 2012
Buried Secrets
Officials identify a man's remains more than 20 years after his mysterious disappearance.
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Episode 59
Aired Jul 8, 2012
The Last Dive
The struggles of a transgender 11-year-old; the breakup of Tom Cruise and Katie Holmes.
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Episode 59
Aired Jul 6, 2012
The Last Dive
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.
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Episode 60
Aired Jul 13, 2012
Weeks after a woman from Denver disappears, another woman in a neighboring town is found almost dead.
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Episode 61
Aired Jul 15, 2012
Deadly Conspiracy
Investigating the mysterious murder of a family patriarch.
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Episode 62
Aired Jul 20, 2012
The Night Lynsie Disappeared
A cold-case investigator helps police determine what happened to a missing woman.
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Episode 62
Aired Jul 20, 2012
Reports from Aurora, Colo., include the latest on the movie theater shooting, details on the alleged gunman, interviews with survivors and stories about the victims; a cold-case investigator helps police determine what happened to a missing woman.
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Episode 63
Aired Jul 22, 2012
Reports from Aurora, Colo., with the latest on the movie theater shooting.
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Episode 64
Aired Aug 17, 2012
Written in Blood
Detectives find a message written in blood during a murder investigation.
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Episode 65
Aired Aug 19, 2012
Olympic gymnast Gabby Douglas; monitoring air conditioner repairmen with hidden cameras; carnival games; comic Steve Harvey.
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Episode 66
Aired Aug 24, 2012
The Confession
A woman works to free the man convicted of murdering her daughter.
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Episode 67
Aired Sep 7, 2012
The Drew Peterson Verdict
The families of Drew Peterson's third and fourth wives discuss the guilty verdict in his murder case.
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Episode 68
Aired Sep 14, 2012
The Inside Man
A risky undercover operation in a rough prison could expose a suspected serial killer's secrets.
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Episode 69
Aired Sep 21, 2012
The Devil and Bobbi Parker
After disappearing for a decade with a convict, officials question the deputy warden's wife's role in his escape.
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