Hayden Panettiere's brother, actor Jansen Panettiere has passed away at the age of 28.

One of Panettiere's earliest appearances was in the popular Disney Channel series Even Stevens.

He appeared in Everybody Hates Chris, Third Watch, and Tiger Cruise, which starred his sister.

Panettiere played additional parts in animated films.

He provided voices for characters in the 2005 films Robots, Ice Age: The Meltdown, and Blues Clues.

The lead in the Nickelodeon TV film The Last Day of Summer was Panettiere's most  prominent performance.

The hit AMC series The Walking Dead was where Panettiere most recently appeared.

In the 2019 episode "The Calm Before," he played Casper.

The cause of Panettiere's death is being looked into.

His sister, Lesley R. Vogel and Alan Lee Panettiere, and parents also survive him.