The voice actor Don Messick died at the age of 71. Here is all you want to know, and more!
Biography - A Short Wiki
Voice actor who is best known for voicing Scooby-Doo on the TV series Scooby-Doo, Where Are You!, and Papa Smurf on The Smurfs.
He married Helen McHigh in 1949, and they had a son, Timothy Messick.