Jodie Whittaker Orla O'Riordan Actor Bella Ramsey Kelsey Morgan Actor Siobhan Finneran Marie-Louise O'Dell Actor Tamara Lawrance Abi Cochrane Actor Lisa Millett PO Martin Actor Ronan Holdsworth Independent Adjudicator Actor Louise Lee PO Carter Actor Isaac Lancel-Watkinson Kyle O'Riordan Actor Jimmy McGovern Writer Helen Black Writer Mark Hedges Producer Andrea Harkin Director