Hollywood is mourning the loss of actress Kelley Mack, who passed away on August 2, 2025, at the age of 33, after a courageous battle with central nervous system glioma — a rare and aggressive form of brain cancer.
A memorial service in her honor will be held on August 16, 2025, at the Glendale Lyceum in Glendale, Ohio, followed by a celebration of life in Los Angeles to remember her impact on the entertainment industry.
Mack’s death has prompted an outpouring of tributes and heartfelt condolences from fans and fellow industry members. She was best known for her role as Addy in Season 9 of The Walking Dead.