A representative for the actor confirmed the news but did not provide a cause of death or other details. The cause of his death is unknown and an investigation is underway, according to his sister’s representative.
Jansen Panettiere, the younger brother of actress Hayden Panettiere, who followed his sister into show business with appearances on Even Stevens, Blue’s Clues, Ice Age: The Meltdown, and The Walking Dead, died Sunday in New York. He was 28 years old.
