Kelley Mack, an actress known for her memorable role as the Hilltop resident Addy in AMC’s The Walking Dead, passed away on Saturday in her birthplace of Cincinnati. She was 33. The cause was a battle with glioma of the central nervous system. Beyond her work in the acclaimed zombie series, Mack built a diverse career that spanned television, film, major commercials, and voice acting.
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How Kelley Mack Made Her Mark on Screen
Kelley Mack’s career was highlighted by a variety of roles across different media. She lived and worked in the Los Angeles area for the past 11 years, securing parts in popular network shows and feature films.
Selected Film & Television Credits
| Year(s) | Title | Role / Notes |
| 2018-19 | The Walking Dead | Addy |
| 2019 | 9-1-1 | Guest Appearance |
| 2021 | Broadcast Signal Intrusion | |
| 2022 | Chicago Med | Guest Appearance |
| 2024 | Delicate Arch | |
| 2025 | Universal | Also served as executive producer |
Her voice work was also notable, as she was the voice match for Hailee Steinfeld’s Gwen Stacy in the Oscar-winning film Spider-Man: Into the Spider-Verse (2018). She reprised the voice for the character in a 2024 Hyundai Ioniq commercial.
Additionally, Mack was a familiar face in commercials, appearing in spots for:
- Dr Pepper (as part of the fictional “Fansville” town)
- Ross Stores
- Budweiser
- Eli Lilly
- Dairy Queen
- Chick-fil-A
- Rakuten (with her mom)
How a Childhood Passion Grew into a Career
Born Kelley Lynne Klebenow in Cincinnati on July 10, 1992, her love for storytelling began at a young age after receiving a mini video camera for her birthday. This early passion led to acting in commercials as a child and earning an award from the Tisch School of the Arts for her performance in The Elephant Garden (2008).
After graduating from Hinsdale Central High School in 2010, she pursued her passion formally, earning a bachelor’s degree in Cinematography from the Dodge College of Film at Chapman University in 2014. She also channeled her creativity into writing, co-writing several feature scripts with her mother, Kristen.
How She Will Be Remembered by Loved Ones
According to her family, Kelley Mack was an accomplished college tennis player who loved hiking, pickleball, biking, and playing the piano. Her other loves included dark chocolate, sports, bourbon, popcorn, fantasy football, and country music.
“Her vibrant spirit, creative passion and dedication to storytelling left an indelible mark on those who knew her and the audiences she captivated through her work,” her family said in a statement.
She is survived by her parents, Kristen and Lindsay; her sister Kathryn; her brother and fellow actor, Parker; her grandparents, Lois and Larry; and her boyfriend, Logan.
How to Pay Respects
For those wishing to honor her memory, a remembrance of her life is scheduled for 1 p.m. on August 16th at the Glendale Lyceum in Glendale, Ohio. Her family also plans to hold a celebration of her life in Los Angeles for local friends and colleagues at a later date.
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