Guest Stars John Bird as Horace Greeley Josie Lawrence as Denise June Whitfield as Heidi Greeley June Whitfield as Laurel Greeley Uriel Emil as Ethan Caroline Lee-Johnson as DI Karen Addams Teddy Nicholas as Karl Mark Flitton as Dean Elizabeth Conboy as Lindsey Isherwood Melanie Gray as Daisy Shand Dar Dash as Kevin Daniel Osgerby as Rowan Isherwood Uncredited Paul Blackwell as Police Officer Nigel Genis as Birdwatcher