The Best Episodes Written By Joe Murtagh

The Price sisters bring the fight to London.

Brendan unearths a mole in the IRA's ranks.

Elliot's loyalty is tested by an increasingly suspicious Ed Dumani. Sean throws a dinner in an attempt to unite the two families. Alexander is asked to meet with some of Finn’s old contacts.

An object from Earth threatens to blow SIREN’s mission wide open, while suspicion boils over into full blown paranoia.

Aoife Cassidy's past reveals answers in the present. Colman closes in on his suspects. But will Lorna find peace at last?

Ireland, 2015. When Lorna Brady wakes to find a corpse in her house, she has no idea who the dead woman is or if she's responsible for the apparent murder.

A new lead means Lorna might finally discover the fate of her daughter, but Colman is closing in. The case takes an unexpected turn.

Lorna has no intention of sleeping until she finds out what Aoife Cassidy knew. The town's laundry survivors are campaigning for justice. Past betrayals emerge to the surface and end in tragedy.