WALLY COX
Wally Cox was a character actor from the 1940s to the 1970s. Some of his movies include: State Fair, Underdog, The Bedford Incident, and Fate Is the Hunter. He was also on TV's "Mister Peepers" (in the title role!) and was the voice of Underdog! Cox passed away in 1973 at the age of 48 from a heart attack.