Cillian Murphy Thomas Shelby Actor, Executive Producer Helen McCrory Aunt Polly Actor Paul Anderson Arthur Shelby Actor Sophie Rundle Ada Shelby Actor Finn Cole Michael Gray Actor Annabelle Wallis Grace Burgess Actor Natasha O'Keeffe Lizzie Shelby Actor Kate Phillips Linda Shelby Actor Anya Taylor-Joy Gina Gray Actor Kingsley Ben-Adir Colonel Ben Younger Actor Packy Lee Johnny Dogs Actor Aidan Gillen Aberama Gold Actor Sam Claflin Oswald Mosley Actor Harry Kirton Finn Shelby Actor Daryl McCormack Isiah Actor Robert Hook Peter Actor Heaven-Leigh Clee Ruby Shelby Actor Vincent Wang Baba Actor Jenson Clarke Charles Shelby Actor Elliot Levey Leon Greene Actor Gemma Page Edna Actor Art Campion Micky Gibbs Actor Tim Woodward Lord Suckerby Actor Samuel Blenkin Adam Parker Actor Elliot Cowan Michael Levitt Actor Pauline Turner Frances Actor Anthony Byrne Director Ann Harrison-Baxter Producer Steven Knight Writer, Executive Producer Caryn Mandabach Executive Producer David Mason Executive Producer Patrick Spence Executive Producer Tommy Bulfin Executive Producer Jamie Glazebrook Executive Producer