Olivia Colman as Edith Swan

Jessie Buckley as Rose Gooding

Anjana Vasan as Gladys Moss

Timothy Spall as Edward Swan

Gemma Jones as Victoria Swan

Malachi Kirby as Bill

Alisha Weir as Nancy Gooding

Joanna Scanlan as Ann

Eileen Atkins as Mabel

Lolly Adefope as Kate

Hugh Skinner as Constable Papperwick

Paul Chahidi as Constable Spedding

Krishni Patel as Winnie Moss

Jonny Sweet as Alwyn A. Anderson

Tim Key as Father Ambrose

Jason Watkins as Mr. Treading

Richard Goulding as Mr. Scales

Cyril Nri as Judge Maccleston

Tim McMullan as Justice of the Peace

Edward Judge as Den

Michael O'Connor as Ray

Antony Somers as CPS Man

Ian Drysdale as Prison Warden

Jenny Galloway as Lizzie Bayliss

Laura June Hudson as Outraged Woman

Robyn Elwell as Weeping Child

Reena Dusila as Ironing Woman

Cameron Essam as Slapped Man

Susie Fairfax as Dorothea

Neil Fox-Roberts as Post Office Teller

Frances Barry as Child (uncredited)

Jamie Chapman as Jury Foreman (uncredited)

Grant Crookes as Police Sergeant (uncredited)

Eleanor Jones as Child (uncredited)

Ryan Mann as Prison Photographer (uncredited)

Anais McCabe as Child (uncredited)

Paul A. Munday as Barrister (uncredited)

Vinodini Patel as Western Road Resident (uncredited)

Eli Sowden-Mehta as Boy (uncredited)

Gail Taplin as Western Road Resident (uncredited)