Mayday

SINOPSE

A devastating discovery throws the spotlight on a key suspect and forces Gail to face unwelcome facts about husband Malcolm. Caitlin and Linus's relationship deepens when she tells him a shameful secret about the day her sister went missing, while Fiona grows suspicious of Everett. Crime drama, starring Lesley Manville, Peter Firth, Leila Mimmack, Max Fowler and Sophie Okonedo. Continues tomorrow.