The man behind one of the world’s most familiar voices has died aged 99. In a long career, British actor David Graham provided the voices for characters in TV series including Peppa Pig, Thunderbirds and Doctor Who. For today’s generation of children, his voice will be instantly familiar as that of Grandpa Pig, in the Peppa Pig series.

Born in London on July 11, 1925, David Graham trained to be an actor in New York City at the Neighborhood Playhouse School of the Theatre following service in the Royal Air Force as a radar mechanic.