I think that it was Philip Seymour Hoffman.
Vonnegut died at the age of 84 on April 11, 2007, in Manhattan after a fall at his Manhattan home several weeks prior resulted in irreversible brain injuries.
He died on April 11, 2007.
Kurt Vonnegut Jr. was born on November 11, 1922.
In 1963 Vonnegut published his novel Cat's Cradle.
How an Author's Son Became an Author Himself