Actors:
regulars:,
Robbie Coltrane as Eddie "Fitz" Fitzgerald,
Geraldine Somerville as Det. Sgt. Jane Penhaligon,
Barbara Flynn as Judith Fitzgerald,
Lorcan Cranitch as Det. Sgt. Jimmy Beck,
Ricky Tomlinson as Det. Chief Insp. Wise,
Kieran O'Brien as Mark Fitzgerald,
Tess Thomson as Katie Fitzgerald,
,
recurring characters:,
Christopher Eccleston as Det. Chief Insp. David Bilborough,
Isobel Middleton as Catriona Bilborough,
Wilbert Johnson as Det. Const. Skelton,
Clive Russell as Danny Fitzgerald,
Robert Cavanah as Temple,
Colin Tierney as Det. Const. Bobby Harriman,