Actor, who appeared in Dad’s Army and Rainbow, remembered as ‘true gent’ by TV producer Russell T Davies

John Leeson, the actor best known as the voice of K9, the robot dog in Doctor Who, has died at 83.

Leeson’s son, Guy Ducker, shared the news on Facebook. He wrote: “I regret to announce the death of my father … after a summer of illness. The end was peaceful.”