Skip to main content

Main menu

  • Shows
  • News
  • Schedule
  • More
    • All
    • More
    • Watch Live TV
    • Channel Finder
    • Oxygen Insider
    • Snapped Podcast
    • Shop Oxygen
    • Peacock
    • Advertise With Us
Sign Up / Log In
Manage Profile
Email Preferences
Sign Out
Create your free profile and get access to exclusive content.
Sign Up / Log In
Link your TV provider to stream full episodes and live TV.
Mark of a Serial Killer
Mark of a Killer: Hikers Find a Brutally Murdered Body in Los Angeles (Season 1, Episode 5)
Mark of a Serial Killer

Mark of a Killer: Hikers Find a Brutally Murdered Body in Los Angeles (Season 1, Episode 5)

Hikers in Franklin Canyon Park in Los Angeles discover the brutally murdered body of a young woman who appeared to have been sexually assaulted.

Mark of a Killer: Season 1 Highlights

Video thumbnail
Now Playing
1:43
Mark of a Serial Killer
Mark of a Killer: Hikers Find a Brutally Murdered Body in Los Angeles (Season 1, Episode 5)
Video thumbnail
1:23
Mark of a Serial Killer
Mark of a Killer: Rodney Alcala was a Collector (Season 1, Episode 5)
Video thumbnail
1:58
Mark of a Serial Killer
Mark a Killer: Robin Samsoe's Friend Describes the Last Day She Saw Her Alive (Season 1, Episode 5)
Video thumbnail
1:10
Mark of a Serial Killer
Mark Of A Killer Bonus: Rodney Alcala’s Psychopathic Behavior (Season 1, Episode 5)
Video thumbnail
1:57
Mark of a Serial Killer
Mark Of A Killer Bonus: Rodney Alcala Classified As A Sexual Sadist (Season 1, Episode 5)
Video thumbnail
2:56
Mark of a Serial Killer
Mark of a Killer: Did Rodney Alcala Also Kill Several Women in New York City? (Season 1, Episode 5)

Trending on Oxygen

  • Disappearance Of Molly Miller and Colt Haynes
    1:55
    Up and Vanished

    Disappearance Of Molly Miller and Colt Haynes

  • Molly Miller's 911 Call
    1:49
    Up and Vanished

    Molly Miller's 911 Call

  • Jake Wagner’s Secretive Home Life
    1:05
    The Pike County Murders: A Family Massacre

    Jake Wagner’s Secretive Home Life

  • The Brothers Started Committing Crimes Together Early
    1:31
    Killer Siblings

    The Brothers Started Committing Crimes Together Early

  • The Briley Brothers Were 'Helpful,' 'Courteous' As Boys
    1:55
    Killer Siblings

    The Briley Brothers Were 'Helpful,' 'Courteous' As Boys

  • Killer Couples: Nick Godejohn Spent 'Magical' Days With Gypsy Rose Before The Murder
    1:51
    Snapped: Killer Couples

    Killer Couples: Nick Godejohn Spent 'Magical' Days With Gypsy Rose Before The Murder

  • Jake Wagner's Disturbing Interest in Sexual Abuse
    0:59
    The Pike County Murders: A Family Massacre

    Jake Wagner's Disturbing Interest in Sexual Abuse

  • Investigators Find a Coffin in Eugene Kimmi’s Office
    1:48
    An Unexpected Killer

    Investigators Find a Coffin in Eugene Kimmi’s Office

  • Kansas Community Unites to Find Pat Kimmi
    2:12
    An Unexpected Killer

    Kansas Community Unites to Find Pat Kimmi

  • Seven-Year-Old Twins Witness Mother's Murder
    3:24
    Snapped

    Seven-Year-Old Twins Witness Mother's Murder

  • Shocking Halloween Crime Traumatizes Community
    4:03
    Snapped

    Shocking Halloween Crime Traumatizes Community

  • The Different Sides of Nicholas Godejohn
    2:28
    Snapped: Killer Couples

    The Different Sides of Nicholas Godejohn

  • The Pike County Dogwood Festival
    1:50
    The Pike County Murders: A Family Massacre

    The Pike County Dogwood Festival

  • Your First Look at The Pike County Murders: A Family Massacre
    0:59
    Preview

    Your First Look at The Pike County Murders: A Family Massacre

  • Who Were the Wagners?
    2:34
    The Pike County Murders: A Family Massacre

    Who Were the Wagners?

  • Your First Look at Fatal Family Feuds Season 1
    0:52
    Fatal Family Feuds

    Your First Look at Fatal Family Feuds Season 1

  • Was Brittanee Drexel Trafficked?
    1:08
    Final Moments

    Was Brittanee Drexel Trafficked?

  • Jake Wagner's Jailhouse Letter
    1:12
    The Pike County Murders: A Family Massacre

    Jake Wagner's Jailhouse Letter

Become an Oxygen Insider

Get an all-access pass to never-before-seen content, free digital evidence kits, and much more!

Sign Up for Free

Oxygen Insider Exclusives

Check out never-before-seen content, free digital evidence kits, and much more!

See Insider Exclusives

Footer menu

  • About
    • Careers
    • Viewer's Voice
    • Advertise with Us
    • Contact
  • Help
    • FAQ
    • Closed Captioning
    • Shopping Support
    • Sitemap
    • Crime News RSS
  • Policies
    • Ad Choices
    • Privacy Policy
    • Your Privacy Choice
    • CA Notice
    • Terms of Service

Stay Connected

Facebook Twitter YouTube Instagram
©2023 Oxygen Media, LLC. A Division of NBCUniversal