LOS ANGELES, Aug 6: Kelley Mack, an American television actress known for her roles in AMC’s The Walking Dead, FOX’s 9-1-1, and Chicago Med, passed away on August 2 at the age of 33.

According to a family statement, Mack died in her hometown of Cincinnati following a battle with glioma of the central nervous system.

Mack’s career began early, after receiving a mini video camera as a birthday gift, which led her to acting in commercials as a child. She graduated from Hinsdale Central High School in 2010 and went on to earn a bachelor’s degree in cinematography from Chapman University’s Dodge College of Film in 2014.

She received acclaim early in her career, winning an acting award from the Tisch School of the Arts for her debut role in The Elephant Garden. The film itself earned the Student Visionary Award at the 2008 Tribeca Film Festival.

On television, Mack was best known for her portrayal of Addy in Season 9 of The Walking Dead, as well as Penelope Jacobs in Season 8 of Chicago Med and appearances on 9-1-1. Her film credits include roles as Alice in Broadcast Signal Intrusion, Wilda in Delicate Arch, and Ricky in the upcoming film Universal.

In addition to acting, Mack was a screenwriter who collaborated on several projects with her mother, Kristen Klebenow. Their work includes On The Black, a script inspired by her maternal grandparents’ experiences at Ohio University in the 1950s.

Kelley Mack is survived by her mother, Kristen, and father Lindsay Klebenow, sister Kathryn, brother Parker, and grandparents Lois and Larry Klebenow.

Her family and fans remember her as a talented actress and passionate storyteller whose promising career was cut tragically short.