William Hasley, Screenwriter Who Co-Wrote Book With Caitlyn Jenner, Dies on Hollywood Hiking Trail

William Hasley, a writer who worked on TV series including “The Smurfs” and co-wrote an inspirational book with Caitlyn Jenner, has been identified as the hiker who was found dead on Hollywood’s popular Runyon Canyon trail on Saturday evening.

He was 78.

Hasley was previously married to “The Bold and the Beautiful” actress Robin Riker. […] ...