Una Stubbs, known for projects like 'Sherlock' and 'Till Death Us Do Part', passed away aged 84 at her home in Edinburgh. While the cause of death hasn't been revealed, her agent told BBC that she'd been ill for a few months. 'Sherlock' co-creator Mark Gatiss paid tribute to Stubbs and tweeted, "She was a wonderful...woman and a...serenely graceful actor."