Kelley Mack, who played the Hilltop Colony resident Addy on the ninth season of AMC’s The Walking Dead in 2018-19, died Saturday in her birthplace of Cincinnati after a battle with glioma of the central nervous system, Report informs via The Hollywood Reporter.
She was 33.
Mack also appeared on episodes of Fox’s 9-1-1 in 2019 and NBC’s Chicago Med in 2022 and did lots of commercials, showing up in spots for Dr Pepper (in the fictional town of Fansville), Ross Stores, Budweiser, Eli Lilly, Dairy Queen, Chick-fil-A and, with her mom, Rakuten.
She recorded for the Oscar-winning Spider-Man: Into the Spider-Verse (2018) as the voice match for Hailee Steinfeld as Gwen Stacy and voiced the character for a 2024 Hyundai Ioniq commercial as well.
Her big-screen credits included Broadcast Signal Intrusion (2021), Delicate Arch (2024) and the soon-to-be-released Universal (2025), on which she also served as executive producer.
She lived and worked in the Los Angeles area for the past 11 years.
The oldest of three kids, Kelley Lynne Klebenow was born in Cincinnati on July 10, 1992, and raised in Wyoming, Ohio; Mount Lookout, Ohio; Ellisville, Missouri; Avon, Connecticut; Charlotte, North Carolina; and Hinsdale, Illinois.
Her love for storytelling blossomed as a youngster when she received a mini video camera as a birthday gift.
She acted in commercials as a child and earned an award from Tisch School of the Arts for her turn as Chloe in The Elephant Garden (2008), which also won the Student Visionary Award at the Tribeca Film Festival.