DS Fia Lucey returns to her hometown and faces her demons in Blackshore. Plus: Gladiators prepare to battle once more. Here’s what to watch this evening DS Fia Lucey returns to her hometown and faces her demons in Blackshore. Plus: Gladiators prepare to battle once more. Here’s what to watch this evening 9pm, BBC Four Do not mess with DS Fia Lucey. The Irish detective, played by Lisa Dwan, makes quite the impression when she is temporarily seconded from Dublin to her rural home town: she