Prompt
Generate a realistic portrait of John Le Mesurier, a British actor, in his later years, dressed in a simple suit and tie, with a gentle expression, reminiscent of his iconic role as Sergeant Arthur Wilson in the classic comedy series "Dad's Army". The image should be in a warm, earthy tone, evoking a sense of nostalgia and familiarity. The style should be that of a classic British portrait, with a focus on capturing the actor's kind and authoritative presence.