A rep for Kelley Mack shared The Walking Dead actress’ death came as a shock, having been auditioning her for new roles just two months earlier.

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

Actress Kelley Mack was starting to become a regular presence on our TV screens before her death at age 33. Mack got her start in short films and small TV roles before joining bigger productions like The Walking Dead, 9-1-1 and Chicago Med. She was outspoken about how playing Addy on the post-apocalyptic show introduced her to an online fanbase.