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Departures of Note

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Departure of Note

William Hasley

No plate on record.

A Hollywood screenwriter and friend of Caitlyn Jenner died while hiking in Runyon Canyon.

5 Reports

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Particulars

William Hasley was born in 1948 and built a career as a writer and biographer, focusing on high‑profile celebrity subjects. He authored a notable biography of Caitlyn Jenner, which brought him recognition within the publishing world.

Hasley was also known for his long‑term relationship with actress Robin Riker, with whom he shared several years of partnership. He continued to write and contribute to various biographical projects throughout his life.

On June 9, 2026, the 78‑year‑old author was found dead on a hiking trail, a discovery reported by news outlets. His death marked the end of a career that had intersected with prominent figures in entertainment and culture.

Compiled from source reports. Automated record.

Sources Cited

  1. Caitlyn Jenner biographer and Robin Riker's ex William Hasley found dead on hiking trail at 78daily-mail-showbiz
  2. William Hasley, Screenwriter Who Co-Wrote Book With Caitlyn Jenner, Dies on Hollywood Hiking Trailvariety
  3. Caitlyn Jenner's Friend William Hasley Found Dead on Hollywood Hiking Trailus-weekly
  4. Caitlyn Jenner’s Biographer Found Dead on Los Angeles Hiking Traile-online-top-stories
  5. Hiker who died in Runyon Canyon ID'd as Hollywood screenwriter, pal of Caitlyn Jennerlatimes-entertainment

The Register is compiled continuously from public dispatches. Times indicate when each report first reached the Register, not the moment of departure. The Registrar makes no claim of completeness or of accuracy; particulars are drawn from early and unconfirmed reports, and may later prove mistaken.