在这部慕理小镇剧情片中,年轻的John Trenchard（Aneurin Barnard）加入由Elzevir Block（Ray Winstone）领导的走私团伙，并随他一起展开一场充满危险、幽默与友情的寻宝之旅。他们从多赛特启航前往海牙寻找传说中「失落的钻石」，但等待他们的却是一场危机四伏的海洋冒险。Sophie Cookson扮演John的初恋情人Grace，是慕理小镇治安官Mohune（Ben Chapin）的女儿。Mohune一向痛恨走私行为，发誓要将这群罪犯绳之以法。Omid Djalili扮演珠宝商人Aldobrand，Martin Trenaman扮演Turnkey。Lorcan Cranitch和Anthony Ofoegbu扮演Elzevirs走私团伙中的成员Meech和Loder。本剧根据同名小说改编
John Trenchard is an orphan who dreams of finding Blackbeard's riches. But a friendship with a notorious smuggler soon forces him into hiding with a price on his head, wondering if he'll ever see Moonfleet again.
