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.

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 ...

Thunderbirds and Doctor Who voice actor David Graham has died aged 99. The London-born star brought to life the Thunderbirds puppet characters aquanaut Gordon Tracy, scientist Brains, and Lady Penelope's driver, Aloysius "Nosey" Parker, in the series that saw a secret organisation trying to save the world.

Graham also had an earlier career participation in the long-running *Doctor Who* series by lending his voice to a notably frightening Daleks, one of the iconic show villains. He originated the chilling sound of Dalek's voice in a distinct style of staccato language modified by synthesizer for its eerie effect,