William Hasley

William Hasley
Born1947 or 1948
Pittsburgh, Pennsylvania, U.S.
Died (aged 78)
Occupations
  • Biographer
  • television writer
Spouse
​
(divorced)​

William Hasley (1947 or 1948 – June 6, 2026) was an American biographer and television writer. He was best known for co-writing the motivational book Finding the Champion Within along with Caitlyn Jenner. He also wrote for television programs including Fat Albert and the Cosby Kids, The Smurfs, Swift Justice and The Young Riders.

Hasley died on June 6, 2026, at the age of 78, after being found near Runyon Canyon.

References

  1. ↑ "Riker: On a roll in Hollywood". Syracuse Herald-Journal. Syracuse, New York. July 25, 1984. p. 87. Retrieved June 11, 2026 – via Newspapers.com. Closed access icon
  2. ↑ Harter, Clara (June 9, 2026). "Hiker who died in Runyon Canyon ID'd as Hollywood screenwriter, pal of Caitlyn Jenner". Los Angeles Times. Retrieved June 11, 2026.
  3. ↑ Saperstein, Pat (June 9, 2026). "William Hasley, Screenwriter Who Co-Wrote Book With Caitlyn Jenner, Dies on Hollywood Hiking Trail". Variety. Retrieved June 11, 2026.
  4. ↑ "William Hasley". Television Academy. Retrieved June 11, 2026.
  5. ↑ Saunders, Angel (June 9, 2026). "William Hasley, Caitlyn Jenner Biographer, Found Dead on California Hiking Trail". People. Retrieved June 11, 2026.
  6. ↑ "(untitled)", The Hollywood Reporter, vol. 312, no. 18–34, Wilkerson Daily Corporation, 1990
  7. ↑ Watts, Marina (June 9, 2026). "Caitlyn Jenner biographer and Hollywood screenwriter found dead on hiking trail". Entertainment Weekly. Retrieved June 11, 2026.