Michael Gargiulo

- Age: 32 years old in 2008
- Full name: Michael Thomas Gargiulo
- Hometown: Glenview, Illinois
- Was residing in Santa Monica, California, at time of arrest
- Arrested on June 6, 2008, at his apartment
- Charged with attempted murder and burglary
- Allegedly climbed through an open window and attacked a woman with a knife, she fought him off and he got awayChicagoTribune.com: Attack in California Revives Interest in 1993 Killing... (August 28, 2008)
- Charged with the murders of Ashley Ellerin and Maria Bruno on September 4, 2008TMZ: Man Charged in Murder of Ashton's Ex (September 4, 2008) Mercury News: http://www.mercurynews.com/... Man charged with killing actor's friend] (August 4, 2008)

Michael Garguilo, an air conditioning repairman in Santa Monica, California, has been linked to the murders of at least nine women.NBC Los Angeles: Police Think Serial Killer Murdered Ashton Kutcher's Girlfriend Gargiulo has been in jail since June 2008, on a separate knife attack charge. A profile screening through CODIS matched his DNA to the stabbing death of 22-year-old Ashley Ellerin, who was Ashton Kutcher's former girlfriend. Authorities suspect he was involved in the 2005 stabbing of a Monterey Park woman and the 1993 killing of a teenage girl named Tricia Pacaccio of Glenview, Illinois.ChicagoTribune.com: Attack in California Revives Interest in 1993 Killing... (August 28, 2008)
In March 2009, police asked the public to help identify a women who is pictured in a photograph of Gargiulo and a female. Investigators have not been able to identify the women and fear she might be another murder victim.CBS News: Mystery Woman May Be Serial Killer Victim
Ashley Ellerin

Ashley Ellerin was found stabbed to death in her home in Hollywood, California, in February 2001. The DNA taken on the scene matched that of Gargiulo.The Associated Press: Police: DNA Links Man to Slaying of Kutcher's Ex (August 29, 2008)
Tricia Pacaccio

18-year-old Tricia Pacaccio of Glenview, Illinois, was returning home in the early morning hours of August 14, 1993, when she was attacked on her doorstep. She was about to unlock her door to enter her family's house. It was reported that the DNA sample taken from under her fingernail matched the profile of Gargiulo in the CODIS database.ChicagoTribune.com: Attack in California Revives Interest in 1993 Killing... (August 28, 2008)
Charges

Michael Garguilo was charged with the murders of Ashley Ellerin and Maria Bruno on September 4, 2008. According to reports, Gargiulo's DNA was a match with his victim's. Gargiulo denies the allegations against him saying that he was not involved in the murders.TMZ: Man Charged in Murder of Ashton's Ex (September 4, 2008) Mercury News: http://www.mercurynews.com/breakingnews/ci_10380714 Man charged with killing actor's friend] (August 4, 2008)