Veteran British actress Penelope Keith, who rose to fame in the hit 1970s UK sitcom The Good Life, has died aged 86, her family said.Keith, who was made a dame in Britain in 2014, established herself as a household name through her decades-spanning comedic roles on television, in film, radio and theatre.Her family said on Monday (local time) she had "died peacefully" at home after battling cancer."The family is grateful for the care and support she received throughout her treatments," they said.Keith's first major break was as the snobbish suburbanite Margot Leadbetter in The Good Life, which earned her a BAFTA award.She later starred in To The Manor Born, another hit BBC sitcom.- AFP