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A date gone wrong turns deadly. Johnny Altinger vanished after meeting a woman online, leading investigators to a filmmaker's garage. Was this a twisted movie plot or a premeditated murder? 48 Hours investigates the chilling case of Mark Twitchell, exploring the dark intersection of fantasy and reality. #48Hours #TrueCrime #DatingAppHorror

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Murder

Cold Case Cracked: The 1987 Murder Of A 89-Year-Old Woman | Murder She Solved | Real Crime

Cold Case Cracked: The 1987 Murder Of A 89-Year-Old Woman | Murder She Solved | Real Crime

44:54

The Doctor Who Killed Over 350 People | Dr. Death | Real Crime

The Doctor Who Killed Over 350 People | Dr. Death | Real Crime

47:53

The Senseless Killing Of Ivy League Professors | The FBI Files | Real Crime

The Senseless Killing Of Ivy League Professors | The FBI Files | Real Crime

49:05

The Shocking Crime Revelations Inside Ultra-Orthodox Jewish Sect (Full Documentary) | Real Crime

The Shocking Crime Revelations Inside Ultra-Orthodox Jewish Sect (Full Documentary) | Real Crime

57:49

Millionaire Disappears After Meeting Mystery Woman | The FBI Files | Real Crime

Millionaire Disappears After Meeting Mystery Woman | The FBI Files | Real Crime

50:06

A Poet Accused of Benefit Fraud | the Briefs S1 EP1 | Real Crime

A Poet Accused of Benefit Fraud | the Briefs S1 EP1 | Real Crime

45:52

What Happened To Melissa Brannen? | The FBI Files | Real Crime

What Happened To Melissa Brannen? | The FBI Files | Real Crime

52:39

London’s 1953 Axe Murders | Murder Maps

London’s 1953 Axe Murders | Murder Maps

43:07

The Beast Of Birkenshaw: Scotland's Scariest Serial Killer | Murder Maps | Real Crime

The Beast Of Birkenshaw: Scotland's Scariest Serial Killer | Murder Maps | Real Crime

43:31

Elderly Couple Brutally Murdered By A Psychotoc Killer I The FBI Files

Elderly Couple Brutally Murdered By A Psychotoc Killer I The FBI Files

50:06

High Rollers | True Crime Scene S1 EP6 | Real Crime

High Rollers | True Crime Scene S1 EP6 | Real Crime

52:05

Inside the Lori Vallow Daybell Trial: Lori's Lies | "48 Hours" Podcast

Inside the Lori Vallow Daybell Trial: Lori's Lies | "48 Hours" Podcast

21:32

Stranger Danger: Careful Who You Trust

Stranger Danger: Careful Who You Trust

50:49

Safari, Witchcraft & Murder In Africa: True Stories | Real Crime

Safari, Witchcraft & Murder In Africa: True Stories | Real Crime

47:12

The Manhunt for Christopher Wilder: The Beauty Queen Killer | The FBI Files | Real Crime

The Manhunt for Christopher Wilder: The Beauty Queen Killer | The FBI Files | Real Crime

50:24

The Dixie Mafia's Dark Secrets | The FBI Files

The Dixie Mafia's Dark Secrets | The FBI Files

50:05

6/19: Relatives of slain congregants forgive Charleston suspect; Father's Day for Steve Hartman

6/19: Relatives of slain congregants forgive Charleston suspect; Father's Day for Steve Hartman

20:24

Murder-for-Hire Plot Goes Awry: Life Insurance Scam Mistake | Murder She Solved | Real Crime

Murder-for-Hire Plot Goes Awry: Life Insurance Scam Mistake | Murder She Solved | Real Crime

43:32

Hunting Humans: The Terrifying Case That Shocked Rural Ohio | The FBI Files | Real Crime

Hunting Humans: The Terrifying Case That Shocked Rural Ohio | The FBI Files | Real Crime

52:55

The Perfect Crime? Bones Discovered In Abandoned Woodlands | The New Detectives | Real Crime

The Perfect Crime? Bones Discovered In Abandoned Woodlands | The New Detectives | Real Crime

51:12

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Abductions

The Search for Christie Wilson | Full Episode

The Search for Christie Wilson | Full Episode

41:43

The River Of Tears: Disappearance Of Tanya Pinette | Dark Waters Of Crime

The River Of Tears: Disappearance Of Tanya Pinette | Dark Waters Of Crime

45:35

Online Dating, Extortion And Murder: The Harley Walker Story | Murder She Solved | Real Crime

Online Dating, Extortion And Murder: The Harley Walker Story | Murder She Solved | Real Crime

43:29

Father Kills His Daughter And A Serial Poisoner's 16 Year Reign | Confessions Of Crime | Real Crime

Father Kills His Daughter And A Serial Poisoner's 16 Year Reign | Confessions Of Crime | Real Crime

44:12

Remembering the Chowchilla Kidnapping | Full Episode

Remembering the Chowchilla Kidnapping | Full Episode

41:37

Man Pretends To Be A Missing Boy And Helps Solve His Homicide | Bizarre Murders | Real Crime

Man Pretends To Be A Missing Boy And Helps Solve His Homicide | Bizarre Murders | Real Crime

22:16

The Untold Story Of Myra Hindley: What Drove The Depraved Woman To Kill? (Part 1)

The Untold Story Of Myra Hindley: What Drove The Depraved Woman To Kill? (Part 1)

44:08

Devil From Hell: The Story Of A Gruesome Child Murderer | World’s Most Evil Killers

Devil From Hell: The Story Of A Gruesome Child Murderer | World’s Most Evil Killers

43:12

What Ever Happened to Mary Day? | Full Episode

What Ever Happened to Mary Day? | Full Episode

42:00

Hillside Stranglers: The Deadly Cousin Duo | World’s Most Evil Killers | Real Crime

Hillside Stranglers: The Deadly Cousin Duo | World’s Most Evil Killers | Real Crime

44:00

Ruthless Gang Kidnaps Innocent Teen | The FBI Files Se Ep3

Ruthless Gang Kidnaps Innocent Teen | The FBI Files Se Ep3

49:34

Vatican Secrets Unveiled: The Kidnapping of a Young Girl | Real Crime

Vatican Secrets Unveiled: The Kidnapping of a Young Girl | Real Crime

51:10

One Last Ride: The Deadly Cabby | World’s Most Evil Killers | Real Crime

One Last Ride: The Deadly Cabby | World’s Most Evil Killers | Real Crime

43:15

Lucille's Killer: Murderer On The Loose | Australian Crime Stories

Lucille's Killer: Murderer On The Loose | Australian Crime Stories

46:10

Storm of Suspicion | Full Episode

Storm of Suspicion | Full Episode

42:37

Hostage: Ruthless Criminals Take Innocent Victims | Greatest Crimes Of All Time

Hostage: Ruthless Criminals Take Innocent Victims | Greatest Crimes Of All Time

48:05

Inside the Lori Vallow Daybell Trial: Zombies and Evil Spirits | "48 Hours" Podcast

Inside the Lori Vallow Daybell Trial: Zombies and Evil Spirits | "48 Hours" Podcast

26:44

Young Girl Found In The River | Dark Waters Of Crime

Young Girl Found In The River | Dark Waters Of Crime

45:35

Where is Erin? | "48: NCIS" | "48 Hours" Podcast (Episode 1)

Where is Erin? | "48: NCIS" | "48 Hours" Podcast (Episode 1)

33:55

Wife Files For Divorce - Days Later She's Seen Kidnapped On CCTV | The Case Of Marta Chmielecka

Wife Files For Divorce - Days Later She's Seen Kidnapped On CCTV | The Case Of Marta Chmielecka

19:40

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Cold Cases

Natalie Wood: Death in Dark Water | Full Episode

Natalie Wood: Death in Dark Water | Full Episode

43:00

The Strange Shooting of Alex Pennig | Full Episode

The Strange Shooting of Alex Pennig | Full Episode

41:52

Savage String of Seaside Murders: Closing The Case 8 Years Later

Savage String of Seaside Murders: Closing The Case 8 Years Later

47:36

Paul Williams: The Psychic Conman

Paul Williams: The Psychic Conman

46:10

Murderous Pair: How Brothers Became Killers | The FBI Files

Murderous Pair: How Brothers Became Killers | The FBI Files

50:05

Murder: A Family Business (Father-Daughter Killer Documentary) | Sabrina: Daddy's Girl | Real Crime

Murder: A Family Business (Father-Daughter Killer Documentary) | Sabrina: Daddy's Girl | Real Crime

52:41

Bizarre Crime Capital Of The World? | City Of Evil | Real Crime

Bizarre Crime Capital Of The World? | City Of Evil | Real Crime

46:00

A Rampage in New York | Maksim Gelman Killing Spree | Real Crime

A Rampage in New York | Maksim Gelman Killing Spree | Real Crime

45:12

The Most Gruesome Murder in Arizona | The FBI Files

The Most Gruesome Murder in Arizona | The FBI Files

50:05

The Rampage of Stephen Wright | Real Crime

The Rampage of Stephen Wright | Real Crime

45:18

Keith Charles: The Detective That Talks With The Dead | Real Crime

Keith Charles: The Detective That Talks With The Dead | Real Crime

48:46

The Shape of a Killer | Full Episode

The Shape of a Killer | Full Episode

42:15

The Disappearance of Kristin Smart | Full Episode

The Disappearance of Kristin Smart | Full Episode

43:24

Terrifying Murder of Canadian Beauty Queen I Murder She Solved

Terrifying Murder of Canadian Beauty Queen I Murder She Solved

43:40

Crosley Green Comes Home | Full Episode

Crosley Green Comes Home | Full Episode

42:02

How To 'Nearly' Get Away With Murder (Full Documentary) |Real Crime

How To 'Nearly' Get Away With Murder (Full Documentary) |Real Crime

47:14

Death In A Music Festival And A Body In A Kitchen Freezer | Dark Waters Of Crime | Real Crime

Death In A Music Festival And A Body In A Kitchen Freezer | Dark Waters Of Crime | Real Crime

01:30:20

No Remorse: What Happened To The Mysterious Burning Body? | The FBI Files

No Remorse: What Happened To The Mysterious Burning Body? | The FBI Files

50:18

10 Years Old Girl Dissapears for 3 YEARS I City Of Evil

10 Years Old Girl Dissapears for 3 YEARS I City Of Evil

44:54

Fred And Rose West: The Couple That Killed 12 Girls | World’s Most Evil Killers | Real Crime

Fred And Rose West: The Couple That Killed 12 Girls | World’s Most Evil Killers | Real Crime

43:15

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Violence

Who Took Our Dad? The Abduction of Ray Wright | Full Episode

Who Took Our Dad? The Abduction of Ray Wright | Full Episode

40:41

Death on the Hudson | Full Episode

Death on the Hudson | Full Episode

43:18

Mysterious Small Town Double Homicide: Who Killed the Farmer and His Wife? | Real Crime

Mysterious Small Town Double Homicide: Who Killed the Farmer and His Wife? | Real Crime

44:59

From The Night Stalker To Richard Ramirez: Catching A Killer | The New Detectives | Real Crime

From The Night Stalker To Richard Ramirez: Catching A Killer | The New Detectives | Real Crime

54:12

Inside the Lori Vallow Daybell Trial: Broken Trust | "48 Hours" Podcast

Inside the Lori Vallow Daybell Trial: Broken Trust | "48 Hours" Podcast

32:45

Cold Case Cracked: The 1987 Murder Of A 89-Year-Old Woman | Murder She Solved | Real Crime

Cold Case Cracked: The 1987 Murder Of A 89-Year-Old Woman | Murder She Solved | Real Crime

44:54

Searching for Maya Millete | Full Episode

Searching for Maya Millete | Full Episode

41:31

Toxic Love: The Shocking Case of Gloria Ramirez

Toxic Love: The Shocking Case of Gloria Ramirez

52:34

The Twisted Case Of Marisela Botello

The Twisted Case Of Marisela Botello

19:04

The Shooting of Lauren Kanarek | Full Episode

The Shooting of Lauren Kanarek | Full Episode

40:56

Resident Evil | Full Episode

Resident Evil | Full Episode

41:52

New Years Resolution To Become A Serial Killer | World’s Most Evil Killers | Real Crime

New Years Resolution To Become A Serial Killer | World’s Most Evil Killers | Real Crime

43:17

From Fraternity Party to Crime Scene: The Ian Thor Green Case | 72 Hours: True Crime | Real Crime

From Fraternity Party to Crime Scene: The Ian Thor Green Case | 72 Hours: True Crime | Real Crime

44:01

How a Nurse Killed 7 Newborns and Almost Got Away With It

How a Nurse Killed 7 Newborns and Almost Got Away With It

29:14

Will This Snitch Get Stitches? | Prison Girls

Will This Snitch Get Stitches? | Prison Girls

44:47

From Broadmoor To King Of The Cobbles | Roy Shaw: The Killer Boxer | Real Crime

From Broadmoor To King Of The Cobbles | Roy Shaw: The Killer Boxer | Real Crime

49:42

The Pact | Full Episode

The Pact | Full Episode

42:23

Behind the Flames: Baltimore's Arson-For-Profit Scheme Exposed | The New Detectives | Real Crime

Behind the Flames: Baltimore's Arson-For-Profit Scheme Exposed | The New Detectives | Real Crime

53:33

Serial Poisoner ON THE RUN! I The New Detectives | Real Crime

Serial Poisoner ON THE RUN! I The New Detectives | Real Crime

52:43

The Psychiatrist and the Selfie | Full Episode

The Psychiatrist and the Selfie | Full Episode

44:00

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