True Crime Cases in California
True crime cases in California span decades of criminal history, from unsolved disappearances in rural communities to high-profile investigations in the state's largest cities. California law enforcement agencies, from local police departments to the state bureau of investigation, have tackled cases ranging from cold-case homicides and serial offenders to fraud schemes and domestic violence tragedies. CaseSleuth tracks each California case with comprehensive timelines, profiles of victims and persons of interest, evidence summaries, and links to media coverage and court documents. Browse the cases below to explore the full scope of criminal investigations in California.
21 cases found
Disappearance of Amy Hillyard
UnsolvedOakland, CA · 2026
Amy Hillyard, 52, co-owner of Farley's Coffee, went missing from her Oakland home on March 25, 2026. She was last seen on surveillance video at Dimond Park around 4:30 p.m. that day. She left without her phone, wallet, and keys. Classified as at-risk due to a medical condition. As of April 14, 2026, she has not been found.
Sherri Papini Kidnapping Hoax
ConvictedRedding, CA · 2016
In November 2016, Sherri Papini of Redding, California staged her own kidnapping, disappearing for 22 days before reappearing with self-inflicted injuries while falsely claiming she had been abducted by two Hispanic women. DNA evidence later revealed she had spent the time with an ex-boyfriend. She pleaded guilty in 2022 and was sentenced to 18 months.
Elisa Lam
UnsolvedLos Angeles, CA · 2013
On February 19, 2013, the body of 21-year-old Canadian tourist Elisa Lam was discovered inside a rooftop water tank at the Cecil Hotel in Los Angeles. Her death was ruled an accidental drowning with bipolar disorder as a contributing factor, but the circumstances — including bizarre elevator surveillance footage — remain deeply mysterious.
Phil Spector Murder Case
ConvictedAlhambra, CA · 2003
Music producer Phil Spector, creator of the "Wall of Sound" recording technique and producer of legendary albums, was convicted in 2009 of the 2003 shooting death of actress Lana Clarkson at his Alhambra, California mansion. He died in prison in January 2021.
Elizabeth Holmes — Theranos Fraud
ConvictedPalo Alto, CA · 2003
Elizabeth Holmes founded Theranos, a health technology company that claimed to revolutionize blood testing. The technology never worked as promised, and Holmes was convicted of wire fraud and conspiracy in January 2022.
Laci Peterson Murder
ConvictedModesto, CA · 2002
Laci Peterson, 27 and eight months pregnant, disappeared from Modesto, California on Christmas Eve 2002. Her husband Scott Peterson was convicted of her murder in 2004 and sentenced to death, later reduced to life without parole.
Scott Peterson Murder Case
ConvictedModesto, CA · 2002
Scott Peterson was convicted in 2004 of murdering his pregnant wife Laci and their unborn son Conner in Modesto, California. The case drew massive media attention due to Peterson's affair with Amber Frey.
Robert Durst
ConvictedLos Angeles, CA · 2000
Robert Durst, heir to the New York Durst real estate fortune, was linked to three suspicious deaths over three decades. His wife Kathie Durst disappeared in 1982 (never found). His friend Susan Berman was shot execution-style in 2000. His neighbor Morris Black was dismembered in 2001 (Durst acquitted claiming self-defense). In 2021 Durst was convicted of Berman's murder. He died in custody in October 2022.
Murder of the Notorious B.I.G.
Cold CaseLos Angeles, CA · 1997
On March 9, 1997, rapper Christopher Wallace — known as the Notorious B.I.G. or Biggie Smalls — was shot and killed in a drive-by attack in Los Angeles, just six months after the murder of his rival Tupac Shakur. The case has never been solved and remains one of the most prominent cold cases in music history.
Kristin Smart Disappearance and Murder
ConvictedSan Luis Obispo, CA · 1996
Cal Poly freshman Kristin Smart vanished in May 1996 after a party. Paul Flores, who walked her home that night, was convicted of her murder in 2022 after a 26-year investigation. Her body has never been found.
O.J. Simpson Murder Trial
AcquittedLos Angeles, CA · 1994
Former NFL star O.J. Simpson was acquitted of the 1994 murders of his ex-wife Nicole Brown Simpson and her friend Ron Goldman in one of the most watched criminal trials in history. The case highlighted deep racial divisions in America and raised enduring questions about celebrity, race, and justice.
Betty Broderick Murders
ConvictedSan Diego, CA · 1989
Betty Broderick shot and killed her ex-husband Daniel Broderick and his new wife Linda Kolkena in their San Diego bedroom on November 5, 1989. After a first trial ended in a hung jury, she was convicted of two counts of second-degree murder in 1991.
Menendez Brothers Resentencing
Appeals OngoingBeverly Hills, CA · 1989
In 2024, renewed attention to the 1989 Menendez brothers case led to resentencing efforts after new evidence of sexual abuse by their father José emerged, including a letter and a corroborating witness.
Menendez Brothers
Appeals OngoingBeverly Hills, CA · 1989
Joseph Lyle Menendez and Erik Galen Menendez, commonly referred to as the Menendez brothers, are American brothers convicted of killing their parents, José and Mary Louise "Kitty" Menendez, in their Beverly Hills home in 1989.
Richard Ramirez — The Night Stalker
ConvictedLos Angeles, CA · 1984
Richard Ramirez terrorized the Los Angeles area from June 1984 to August 1985, committing at least 13 murders and numerous sexual assaults during nocturnal home invasions. He was captured by an angry mob of citizens, convicted of 13 murders in 1989, and died on death row in 2013.
Natalie Wood
Cold CaseCatalina Island, CA · 1981
Acclaimed actress Natalie Wood drowned on November 29, 1981, near Catalina Island, California, while aboard a yacht with her husband Robert Wagner and actor Christopher Walken. Initially ruled an accidental drowning, the case was reopened in 2011 amid new witness statements, with Wagner named a "person of interest."
Golden State Killer
ConvictedSacramento, CA · 1974
Joseph James DeAngelo, known as the Golden State Killer, terrorized California from 1974 to 1986, committing at least 13 murders and 50 rapes across various locations. After years of investigation, he was identified in 2018 through genealogical DNA analysis, leading to his arrest. DeAngelo pleaded guilty in 2020 and was sentenced to life in prison without the possibility of parole.
Manson Family Murders
ConvictedLos Angeles, CA · 1969
In August 1969, members of Charles Manson's commune known as "the Family" carried out two nights of murders in Los Angeles: the Tate murders on August 9 (five victims, including pregnant actress Sharon Tate) and the LaBianca murders on August 10. Manson directed the killings but did not personally commit them. He and several Family members were convicted of first-degree murder in 1971.
Zodiac Killer
Cold CaseSan Francisco, CA · 1968
An unidentified serial killer who operated in Northern California in the late 1960s and early 1970s, taunting police and media with cryptic letters and ciphers. Five murders are confirmed, with two survivors, though the Zodiac claimed as many as 37 victims. The case remains one of the most famous unsolved murder mysteries in American history.
Ed Kemper — The Co-Ed Killer
ConvictedSanta Cruz, CA · 1964
Edmund Kemper murdered 10 people in California between 1964 and 1973, including his grandparents, six college students, his mother, and her friend. Standing 6'9" with a genius IQ, he turned himself in and has been in prison since 1973.
Black Dahlia
Cold CaseLos Angeles, CA · 1947
On January 15, 1947, the bisected and mutilated body of 22-year-old aspiring actress Elizabeth Short was found in a Los Angeles vacant lot. Dubbed the "Black Dahlia" by the press, the case attracted over 150 suspects and remains one of Los Angeles's most enduring unsolved murders.