Robbie Coltrane
— Fitz
Anthony Flanagan
— Kenny Archer
Stefanie Wilmore
— Katy Fitzgerald
Andrea Lowe
— Elaine Archer
Lilli-Ella Kelleher
— Lilly Fitzgerald
Barbara Flynn
— Judith Fitzgerald
Kieran O'Brien
— Mark Fitzgerald
Rosina Carbone
— Maria Fitzgerald
John Evans
— James Fitzgerald
Stephen MacKenna
— Robert
Nisha Nayar
— DS Saffron Saleh
Matt Rippy
— Molloy
Richard Coyle
— DI Walters
Rafe Spall
— DS McAllister
Lisa Eichhorn
— Jean Molloy
Demetri Goritsas
— Harry Peters
Katy Cavanagh
— Helen