Kelly Macactress known for her portrayal of Adi the walking deadShe passed away on August 2, 2025, her family announced. She was only 33 years old. Ever since Mac passed away at such a young age, fans have lamented her death while wondering what caused the death. After all, her death shocked her fans and industry companions, as the later narrator artist had been promoting future film roles for the last few months of her life.
Mac’s sister wrote a heartfelt farewell statement on the actress’s Instagram page on August 5th. The announcement pointed to Mac’s death “in peace” along with his mother and aunt.
“It is an indelible sadness that we announce the passing of dear Kelly,” the statement began. “Kelly has already come to many of her loved ones in various butterfly forms. She is overlooked by the inexpressible depths.”
Mac’s sister said, “I want you to know how much she loves you, and as her sister, I’m very proud of her, especially when she decides to take the leap to be reunited with God.”
Below, Hollywood Life Remember Mac for her life and career, in addition to her health battle before she passed away.
Who was Kelly Mac?
Mac was an actress, narration artist and producer. According to her IMDB profile, Ohio natives were also immersed in other production work. As an actress, she was recognized as Adi for her performance the walking deadAlice Inn Broadcast signal intrusion Penelope Jacobs Chicago Med.
In addition to acting, Mac knew he loved the rest of the storytelling. She followed the IMDB page to learn about filmmaking and cinema production, landed in AMC’s trembling and produced films that won the Ju-Joster Award at the Atlanta Horror Film Festival.
Kelly Mack’s Cause of Death: How did she die?
Mac was battling a rare form of astrocytoma cancer called diffuse midglioma. She revealed this in January 2025. Astrocytoma is a type of brain tumor, and diffuse midline gliomas are tumors that begin in the brain or spinal cord, according to the National Cancer Institute.
Mack’s family had not disclosed her official cause of death, but she died after a fierce cancer battle. Mack’s IMDB profile also shows death following central nervous system cancer.
Kelly Mac’s Health and Cancer Battle
In January 2025, Mac opened up in an Instagram post about his diagnosis of diffuse midline glioma. She shared photos of her hospitalization.
“In September, I moved to my new apartment with my boyfriend Logan, and for the next month I thought I had a back pain and slipped the disc,” Mac wrote in the caption. “A few weeks later, I had a neuropathic itch on my right quad, and the pain of shooting in my leg and back began. As a result, I had to sleep in the recliner for a month because it was painful to lie down.
Mac pointed out that “(she) lost most of her right and left leg due to biopsy surgery on her spinal cord,” which affected her ability to walk. As a result, Mac had to use a walker and a wheelchair.
At the time, the actress pointed out that she would undergo radiation therapy in Cincinnati, Ohio. In March, Mac said in another Instagram post that her health was improving. For the last few months, Mac continued to promote on-screen work.
