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,

Actor David Graham, who voiced characters in shows including Doctor Who, Peppa Pig and Thunderbirds has died aged 99. Born in London in 1925, Graham initially worked in the Royal Air Force as a radar mechanic before pursuing an acting career after studying at the Neighborhood Playhouse School of the Theatre in New York.