DS Ellie Miller: Most people have a moral compass.
DI Alec Hardy: Compasses break.
DS Ellie Miller: You don't eat fish and chips? What kind of Scot are you?
Episode #1.1 - S1-E1
Other mistake: At the beach, the detective is worried about the tide coming in, yet the subsequent tent to protect the scene is 20 feet beyond the high tide debris line.