Ken Weatherwax, “Pugsley” in The Addams Family TV series, died of a heart attack on December 7. He was 59.

The Addams Family aired form 1964-1966. Weatherwax also voiced his character in the 1973 Addams Family animated series, which lasted one season. He played Pugley Sr. in Halloween with the New Addams Family, a 1977 TV movie.

Later he reportedly worked as a grip and set builder.

The Hollywood Reporter notes that his aunt was Ruby Keeler, who starred in the musical 42nd Street, and his uncle, Rudd Weatherwax, trained TV’s Lassie.