Peppa Pig and Doctor Who voice actor David Graham has died at the age of 99. Best known for playing Grandpa Pig and the villainous Daleks, he also lent his voice to the characters Aloysius Parker, Gordon Tracy and Brains in the 1960s series Thunderbirds,

Graham was the voice behind characters on iconic shows over the last 50 years Voice actor David Graham has died. He was 99. The star was best known for voicing Grandpa Pig on the animated show Peppa Pig from 2004 to 2021 and the character Aloysius Parker in the 1960s family adventure series Thunderbirds.