Guest Stars Saskia Reeves as DS Maureen Steele Anna Wilson-Jones as Ellie Timpson Steve John Shepherd as Alec Porter Anneika Rose as DC Karen Wretzky Daisy Edgar-Jones as Jessica Timpson Alex Felton as Jasper Lampton Nathalie Buscombe as Lucy Chatham Michael Ryan as Wesley Beale Dominic Rowan as Nick Timpson Darren Morfitt as DCI Andy Steemson Sidney Kean as Marc Maconi Natalie Lester as Tina Lunt Tamer Doghem as Ali the Mechanic Struan Rodger as Mike Liston Tamsin Topolski as Young Ellie Ania Marson as Grace Hockney George Alagiah as Newsreader Connor Arnold as Simon Jack Gogarty as Young Alec/Brett Tom Leach as Young Nick