Actress Kelley Mack, known for her appearance in post-apocalyptic zombie drama “The Walking Dead,” has died. She was 33.

Kelley Mack, who played Hilltop resident Addy on 'The Walking Dead' and appeared in Dr Pepper's 'Fansville' ads, dies of a rare form of cancer at age 33.

Kelley Mack, the American actress celebrated for her roles in The Walking Dead, Chicago Med, and 9-1-1, has died following a private and courageous battle with glioma, a rare and aggressive form of… The post Kelley Mack,