When a young man disappears on the Aberdeen to Shetland ferry crossing and a small boy ends up in intensive care, DI Jimmy Perez and his team investigate, becoming convinced the two events are connected.
Quest roles:
Sara Vickers(Leanne Randall), CiarĂ¡n Hinds(Michael Maguire), Struan Rodger(Alec), Saskia Reeves(Freya Galdie), Archie Panjabi(Asha Israni), Jack Greenlees(Craig Cooper), Marnie Baxter(Jenny), Andrew Rothney(Robbie Morton)