David Graham, a beloved voice actor who was behind the iconic sounds of the Daleks from Doctor Who, has died, it has been confirmed. The TV star, who also worked on iconic children’s shows such as Peppa Pig and Thunderbirds, passed away at age 99. However, there has been no more information regarding David Graham’s cause of death just yet. The star attended theater school in New York and admitted he always had dreams of becoming a Hollywood star. Sadly, he is among some of the television stars we’ve had to say goodbye to this year, far too soon. David Graham’s journey on televisionGraham initi…