Kelley Mack and Other ‘The Walking Dead’ Actor Who Passed Away

It is a sad reality that popular, long-running television shows will inevitably see some of their cast and crew members pass away over the years. The Walking Dead, a series known for its large ensemble cast and high character turnover, is no exception. The recent passing of actress Kelley Mack, who played Addy on the show, has brought this topic back to the forefront for many fans.

This article serves as a remembrance for the talented individuals who were part of The Walking Dead family and are no longer with us. From main characters who shaped the story to stunt performers and producers who worked tirelessly behind the scenes, each contributed to the rich tapestry of the show. We honor their work and the legacy they left behind.

Kelley Mack (1991-2025)

Kelley Mack appeared in the ninth season of The Walking Dead as Addy, a resident of the Hilltop Colony. Her character was one of the teenagers who, against community rules, would sneak out of the walled settlement. Mack’s portrayal of Addy added to the community’s dynamic and the challenges its residents faced.

Mack passed away in August 2025, at the age of 33, following a battle with glioma of the central nervous system, a type of brain cancer. Her family announced her death, remembering her as a bright and fervent light. Beyond The Walking Dead, her acting credits included roles in shows like 9-1-1 and Chicago Med.

John Bernecker (1984-2017)

John Bernecker was an accomplished stunt performer who worked on over 100 films and television shows, including The Walking Dead. His skills were essential in creating the action-packed and dangerous world that the characters inhabited. His work can be seen in major films like Logan and Black Panther.

In July 2017, during the filming of season eight, Bernecker sustained a fatal head injury after a fall of more than 20 feet on set. He was 33 years old. His death was a tragic accident that led to a temporary shutdown in production. The first episode of season eight, “Mercy,” was dedicated to his memory.

Russell Durham Comegys (1971-2017)

Russell Durham Comegys had a brief but memorable role as a hitchhiker in the twelfth episode of season three. In the scene, Rick, Carl, and Michonne drive past his character on the road, ignoring his pleas for help. This moment highlighted the harsh realities of the new world and the difficult choices survivors had to make.

Comegys was a veteran actor with roles in films like The Punisher (2004) and shows such as The Vampire Diaries. He died in a rollover car accident in 2017 at the age of 45.

Frank Hildebrand (1950-2024)

Frank Hildebrand was a key figure behind the scenes of the franchise as a producer and unit production manager for Fear the Walking Dead. He worked on the spin-off series for seven of its eight seasons, managing the complex logistics of the production. He also made a small cameo appearance as a German tourist named Hildy in the final season.

Hildebrand passed away at the age of 73 in November 2024 after a brief illness. In recognition of his significant contributions to the franchise, an episode of the second season of The Walking Dead: Dead City was dedicated to his memory.

Michael Madsen (1957-2025)

Michael Madsen was a celebrated actor known for his roles in films like Reservoir Dogs and Kill Bill. While not part of the television series, he made a significant contribution to the franchise by voicing the character of William Carver in Telltale Games’ The Walking Dead: Season Two. Carver was the charismatic and ruthless leader of a survivor community and a major antagonist in the game.

Madsen passed away from cardiac arrest in July 2025 at the age of 67. His distinctive voice and intimidating performance brought the character of Carver to life, making him one of the most memorable villains in The Walking Dead video game series.

Moses J. Moseley (1990-2022)

Moses J. Moseley was known for his role as one of Michonne’s pet walkers. He appeared in several episodes of the show, contributing to some of its most iconic imagery. His role was a unique and memorable part of the series.

Moseley died in January 2022, at the age of 31. His death was caused by a gunshot wound to the head. The manner of death remains undetermined.

Dango Nguyen (1971-2019)

Dango Nguyen played a guard for the Governor in the third season of the show. His character was a tough and loyal follower of Woodbury’s leader. Before becoming an actor, Nguyen served as a firefighter in Georgia for nearly 20 years.

Nguyen passed away in August 2019 at the age of 48 after a long battle with cancer. His former fire department praised him as a dedicated and strong member of their team.

Jansen Panettiere (1994-2023)

Jansen Panettiere appeared in a season nine episode of The Walking Dead as Casper, a resident of the Hilltop community. Panettiere was the younger brother of actress Hayden Panettiere. He began his acting career as a child and had roles in various films and television shows.

Panettiere passed away in February 2023, at the age of 28. His family stated that his death was due to an enlarged heart.

Randy Schell (1952-2017)

Randy Schell was a voice actor who worked on promotional materials for The Walking Dead. While not seen on screen, his voice was familiar to many viewers of the show through trailers and commercials. He also did voice work for other popular series and brands.

Schell died in a skydiving accident in July 2017 at the age of 64. The incident occurred when he and another skydiver collided in mid-air.

Paul Teal (1989-2024)

Paul Teal appeared in the spin-off series The Walking Dead: World Beyond. He was also known for his recurring role as Josh Avery on the television show One Tree Hill. His career began in the theater before he moved into film and television.

Teal passed away in November 2024 at the age of 35. His death came just seven months after he was diagnosed with pancreatic cancer.

Scott Wilson (1942-2018)

Scott Wilson played Hershel Greene, a veterinarian and farmer who becomes a moral compass for the group. Wilson’s character was a fan favorite, known for his wisdom and compassion. He first appeared in the second season of the show and quickly became a key figure in the survivor’s group.

Wilson died on October 6, 2018, at the age of 76 from complications of leukemia. His death was a great loss to the acting community and to the fans of The Walking Dead. The first episode of season nine was dedicated to his memory.