Serial Killer Ángel Reséndiz Used Railroads To Target, Murder 9 Victims
Ángel Reséndiz claimed he was an avenging angel sent by God to punish those he thought "were evil and deserved to die.”
Watch 'Mark of a Killer' Episode 6: 'An Appetite for Murder'
Texas authorities have a killer riding the rails and leaving a literal trail of bread crumbs after eating at victims' tables.
Mark Of A Killer Bonus: Resendiz “I Was Here” Signature (Season 1, Episode 6)
Angel Resendiz, scattered and rummaged through his victims belongings.
Mark Of A Killer Bonus: Trouble Locating Angel Resendiz (Season 1, Episode 6)
A crime committed in Lexington, Kentucky provided clues aiding investigators locate Angel Resendiz.
Mark Of A Killer Bonus: Murder of Dr. Claudia Benton (Season 1, Episode 6)
Angel Resendiz brutally murdered Dr. Benton and rummaged through the rest of the house.
Watch 'Mark of a Killer' Episode 5: Momentos of Murder
When the Hillside Stranglers are caught police realize they still have another serial killer running rampant in Los Angeles.
Mark of a Killer: Authorities Search for Rafael Resendez-Ramirez (Season 1, Episode 6)
As he traveled the country on trains, people within close distance of train tracks were afraid of being Rafael Resendez-Ramirez's next victims.
Mark of a Killer: Claudia Benton's Killer Left a Crime Scene in Disarray (Season 1, Episode 6)
Claudia Benton's killer had rifled through her belongings, opened Christmas presents, and even left a half-eaten piece of fruit on her kitchen counter.
Mark of a Killer: Claudia Benton is Found Dead in Her Home in 1998 (Season 1, Episode 6)
After Claudia Benton failed to show up to a lecture at Baylor University, police made a wellness check at her home where they found her murdered.
Watch 'Mark of a Killer' Episode 4: 'Pattern of Murder'
A killer hijacks the highways of Sacramento as several women are found strangled with their clothing cut into precise but odd patterns.
Rodney Alcala Won A Dating Game Reality Show
Rodney Alcala styled himself as a photographer and won the interest of a bachelorette on the show after describing himself as a "banana."
Mark Of A Killer Bonus: Rodney Alcala Classified As A Sexual Sadist (Season 1, Episode 5)
Alcala was aroused by torturing his victims before killing them.