The Hillside Strangler Multiple Personalities (Season 1, Episode 2)
TV-14
TV Episode | 42 min | Documentary, Crime

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The Hillside Strangler

Multiple Personalities (Season 1, Episode 2)

TV-14

TV Episode | 42 min | Documentary, Crime

In the 1970s in Bellingham, Washington, police charge Kenneth Bianchi with the murders of two coeds. In recorded interviews, Bianchi claims to know the identity of LA's notorious 'Hillside Strangler', but investigators suspect he may be ...See moreIn the 1970s in Bellingham, Washington, police charge Kenneth Bianchi with the murders of two coeds. In recorded interviews, Bianchi claims to know the identity of LA's notorious 'Hillside Strangler', but investigators suspect he may be talking about himself. He also implicates his cousin Angelo Anthony Buono Jr. in the California murders. Eventually, prosecutors enlist a world-renowned psychiatrist to weigh Bianchi's claims of insanity. This will determine whether or not he is eligible to stand trial. See less

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Cast	+ Add Cast
27 cast members

Name	Known for
Kenneth Bianchi Self - Convicted Serial Killer (archive footage) Self - Convicted Serial Killer (archive footage) See fewer	Death Diploma (1987)
Angelo Buono Jr. Self - Convicted Serial Killer (archive footage) Self - Convicted Serial Killer (archive footage) See fewer	Horizon (I) (1964)
Roger W. Boren Self - California Attorney General's Office (as Roger Boren) Self - California Attorney General's Office (as Roger Boren) See fewer	City of Angels, City of Death (2021)
Kelli Boyd Self - Kenneth Bianchi's longtime girlfriend (archive footage) Self - Kenneth Bianchi's longtime girlfriend (archive footage) See fewer	Horizon (I) (1964)
Dean Brett Self - Ken Bianchi's Defense Attorney (archive footage) Self - Ken Bianchi's Defense Attorney (archive footage) See fewer	Horizon (I) (1964)
Dolores Cepeda Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Ken Davis Self - Former Reporter at KCBS-TV Los Angeles Self - Former Reporter at KCBS-TV Los Angeles See fewer	The Hillside Strangler (2021)
Bob Grogan Self - Retired Detective, Los Angeles Police Dept Self - Retired Detective, Los Angeles Police Dept See fewer	The First Power (1990)
Cindy Hudspeth Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Sonja Johnson Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Lissa Kastin Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Jane King Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Robert D. Knudsen Self - Evidence Technician at Bellingham Police Dept, Washington (as Robert Knudsen) Self - Evidence Technician at Bellingham Police Dept, Washington (as Robert Knudsen) See fewer	Rampage (1987)
Lois Lee Self - Founder + President of 'Children of the Night' Self - Founder + President of 'Children of the Night' See fewer	Children of the Night (1985)
Karen Mandic Self - Victim of the Hillside Stranglers, Bianchi only (archive footage) Self - Victim of the Hillside Stranglers, Bianchi only (archive footage) See fewer
Kimberly Martin Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Dave McEachran Self - Retired Prosecuting Attorney, Whatcom County, Washington Self - Retired Prosecuting Attorney, Whatcom County, Washington See fewer	City of Angels, City of Death (2021)
Leo McElroy Self - Former Reporter at KABC-TV Los Angeles Self - Former Reporter at KABC-TV Los Angeles See fewer	Real Life (1979)
Anthony Meoli Self - Criminal Profiler Self - Criminal Profiler See fewer	Unknown Serial Killers of America (2025)
Judy Miller Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Jim Mitchell Self - Former Investigative Reporter at KCBS-TV Los Angeles Self - Former Investigative Reporter at KCBS-TV Los Angeles See fewer	The Hillside Strangler (2021)
Michael Nash Self - Retired, California Attorney General's Office Self - Retired, California Attorney General's Office See fewer	City of Angels, City of Death (2021)
Ariana Nesbit Self - Forensic Psychiatrist Self - Forensic Psychiatrist See fewer	The Hillside Strangler (2021)
Lauren Wagner Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Yolanda Washington Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Kristina Weckler Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) Self - Victim of the Hillside Stranglers, Bianchi + Buono (archive footage) See fewer
Diane Wilder Self - Victim of the Hillside Stranglers, Bianchi only (archive footage) Self - Victim of the Hillside Stranglers, Bianchi only (archive footage) See fewer