"Mother of God!" Line of Duty impersonator has fans in stitches with hilarious video Warning: Contains spoilers! Luke Kempner created a hilarious Line of Duty sketch and the impersonators are uncanny. Luke as Kate Fleming (Image: Luke Kempner) Get the latest celeb gossip and telly news sent straight to your inbox each week with our Showbiz newsletter.Invalid EmailSomething went wrong, please try again later. Subscribe When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice