Geraldine Somerville

Dr. Samantha Graham

Kelly Reilly

Fiona 'Finn' MacKenzie

Seán Gleeson

Danny Hyde

Robert Bathurst

Dr. Adam Daley

Phil Davis

Det. Inspector Baird

Isobel Middleton

Sarah

Polly Moore

Det. Inspector Hearst

Laura Jane Keston

Elsie

Emily Keston

Elsie

Jane Robbins

Kirsty's Mother