ITV Tipping Point Lucky Stars: Bobby Norris' battle against homophobia including people 'wishing cancer' on him and death threats Lily, who played Lady Rose Aldridge in Downton Abbey has been seen with a number of big names and even had an on-again-off-again relationship with a Doctor Who. She met Doctor Who and The Crown star Matt Smith when the two co-starred in Pride and Prejudice and Zombies in 2014.