Paul Matthew Thompson Creator Jude Tindall Creator Mark Benton Frank Hathaway Actor Jo Joyner Luella Shakespeare Actor Patrick Walshe McBride Sebastian Brudenell Actor Amber Aga DI Marlowe Actor Ciaran Griffiths William `Billy the Brick' Porters Actor Roberta Taylor Gloria Fonteyn Actor Polly Maberly Victoria Cathness Actor Simon Manyonda Moses Abiola Actor Isabella Marshall Freya Elstob Actor Marjorie Yates Edie Grimes Actor Ella Kelly Producer Will Trotter Executive Producer Piotr Szkopiak Director Kit Lambert Writer