Stephen Moore texted his former wife about half an hour before dropping off their daughter on August 16, 2010. When he arrived at about 7:30 a.m., Kathleen Dorsett took the baby inside and told him to get his tools from behind the garage. She later admitted that she knew her father was waiting there to kill Moore. [1]

Kathleen was changing her daughter’s diaper when she heard screams, according to the statement she read in court. She went outside and saw Moore in the driveway. A neighbor called out from a window to ask what was wrong. Kathleen said she sat beside Moore and acted as though he was sick. Thomas Dorsett later admitted to killing him. [1]

Ocean Township municipal building in Monmouth County
Ocean Township municipal building in Monmouth County. Geographic context photograph; not a crime-scene image or evidence of an event shown on the map.
Mr. Matté (if there is an issue with this image, contact me using this image's Commons talk page , my Commons user talk page , or my English Wikipedia user talk page ; I'll know about it a lot faster) · Image source · CC BY-SA 4.0 · This photograph provides setting or historical context. It is not an authentic crime exhibit.

The car in Long Branch

Kathleen admitted helping her father put Moore’s body in the trunk of a car belonging to Moore’s mother. She later picked Thomas up after he abandoned the car in Long Branch. The Dorsetts cleaned up at the house, and Thomas arranged for Anthony Morris to set fire to the vehicle. Morris later pleaded guilty to conspiracy to desecrate human remains and agreed to testify. [1] [3] [4]

Battle of Monmouth monument and Monmouth County Courthouse
Battle of Monmouth monument and Monmouth County Courthouse. Geographic context photograph; not a crime-scene photograph or an authentic exhibit.
Mr. Matté · Image source · Public domain · This photograph provides setting or historical context. It is not an authentic crime exhibit.

The call from jail

By the end of that year, Kathleen was in jail asking another inmate how she could have Moore’s mother killed. In her plea, she said she wanted to stop the woman from taking part in discussions about plea agreements. Kathleen called her own mother, Lesley, and instructed her to bring $1,000, a photograph and an address to a man she believed would carry out the killing. Lesley made the payment. The man was an undercover officer, and Moore’s mother survived. [1] [4]

The Asbury Park boardwalk, Monmouth County context
The Asbury Park boardwalk, Monmouth County context. Geographic context photograph; not a crime-scene image or evidence of an event shown on the map.
Acroterion · Image source · CC BY-SA 4.0 · This photograph provides setting or historical context. It is not an authentic crime exhibit.

Three agreements

The prosecution made each Dorsett’s agreement contingent on the other two pleading guilty. In May 2013, Kathleen admitted murder, conspiracy to desecrate human remains and attempted murder. Thomas admitted murder and arson for hire. Lesley admitted conspiracy to murder Moore’s mother. Kathleen received fifty-eight years with forty-seven before parole eligibility. Thomas received forty-five years with thirty before eligibility. Lesley received seven years and was released in December 2016 after completing her sentence. [1] [2] [3] [4]

Thomas later submitted a statement saying Moore fell during a fight and hit his head on metal. Kathleen used it in an effort to withdraw her plea. The judge weighed it against the two earlier sworn admissions and denied relief. The appeals court affirmed in 2018. Thomas also made two attempts of his own to undo his plea. The appeals court upheld the first denial in 2021 and the second in May 2025. [1] [3] [4]

Case brief

Ocean Township, New Jersey · 2010

Recorded outcome
Kathleen and Thomas Dorsett pleaded guilty to murder in 2013. Lesley Dorsett pleaded guilty to conspiracy in the second plot and was released in 2016 after serving her sentence. The appeals court affirmed denial of Thomas’s second post-conviction petition in 2025.

Key moments

  1. August 16, 2010 · shortly afterwardNeighbor asks what is wrong★ Key conviction evidenceView on map
  2. Late December 2010–early January 2011A second target discussed in jail★ Key conviction evidenceView on map
  3. June 7, 2018Denial affirmedView on map

People in this case

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Sources & further reading

  1. State v. Kathleen Dorsett, A-0311-16T3 — New Jersey Appellate DivisionPrimary · 2018-06-07Plea admissions, second plot, individual sentences, later contradictory accounts and affirmed denial of relief.
  2. Monmouth murder defendants drop courtroom bombshell — WOBMSecondary · 2013-05-10Contemporary plea reporting; identities and initial aftermath. Limited paraphrase.
  3. State v. Thomas Dorsett, A-4507-18 — New Jersey Appellate DivisionPrimary · 2021-08-02Affirms denial of Thomas Dorsett’s first petition and records Lesley’s December 2016 sentence completion.
  4. State v. Thomas Dorsett, A-3714-22 — New Jersey Appellate DivisionPrimary · 2025-05-28Affirms denial of the second petition and plea-withdrawal request, and details the connected plea agreements.

Editorial review: 2026-11-12 · 426 words