David Tennant DI Alec Hardy Actor Olivia Colman DS Ellie Miller Actor Andrew Buchan Mark Latimer Actor Jodie Whittaker Beth Latimer Actor Arthur Darvill Paul Coates Actor Adam Wilson Tom Miller Actor Charlotte Beaumont Chloe Latimer Actor Jonathan Bailey Olly Stevens Actor Matthew Gravelle Joe Miller Actor Carolyn Pickles Maggie Radcliffe Actor Simone McAullay Becca Fisher Actor Joe Sims Nige Carter Actor Marianne Jean-Baptiste Sharon Bishop Actor Charlotte Rampling Jocelyn Knight Actor James D'Arcy Lee Ashworth Actor Eve Myles Claire Ashworth Actor Phoebe Waller-Bridge Abbie Thompson Actor Tanya Franks Lucy Stevens Actor Hollie Burgess Pippa Gillespie Guest Star Eliza Bennett Lisa Newbery Guest Star Roger Ringrose Alan Guest Star Gbemisola Ikumelo WPC Stewart Guest Star Adjoa Andoh Julie Guest Star Amanda Drew Cate Gillespie Guest Star Shaun Dooley Ricky Gillespie Guest Star James Strong Director Chris Chibnall Writer, Executive Producer Jane Featherstone Executive Producer