このドラマは、航海中の自動車運搬船「アンピトリテ号」を舞台に、駆け出しの三等航海士として働く坂本真鈴（飯豊まりえ）と、同じく駆け出しの三等機関士として働く石川燕（武田玲奈）が、厳しい上司との対立や、理不尽な異動、悪天候や海賊船との遭遇などのあらゆるトラブルにキュート＆コミカルに立ち向かいながら、一人前の船乗りを目指していく“海のお仕事コメディ”だ。
男性キャストに関しては、一等航海士としてアンピトリテ号に乗り、真鈴ら後輩航海士達に厳しく接して指導する「鬼のチョッサー（=一等航海士）」神崎拓也（かんざきたくや）役に平岡祐太が決定、新人機関士で、真鈴のことを「坂本先輩」と慕いながら密かに恋心を寄せる奥手な犬系メガネ男子の後輩・如月光（きさらぎひかる）役に宮崎秋人、さらに、真鈴とは年の近いムードメーカーの先輩で「筋肉が俺のコスチューム」と公言する筋トレ狂の二等航海士・晴海修作（はるみしゅうさく）役には、この度主題歌の「炎・天下奪取」を歌うBOYS AND MENの水野勝が決定している。
Shetland returns for a new thrilling six-part tale with Douglas Henshall reprising his role as DI Jimmy Perez alongside series favourites Alison O’Donnell, Steven Robertson, Mark Bonnar, Erin Armstrong, Anne Kidd and Lewis Howden. Series 6 centres on the doorstep murder of a prominent local figure, a case which strikes at the heart of the Shetland Isles and its people. As Perez and his team uncover a kaleidoscope of motives for the murder, their investigation soon takes a shockingly sinister turn.
Tosh suspects something is seriously wrong when her friend, Annie Bett, goes missing. Calder has no time to recover from a life-threatening ordeal of her own, as together they set out in search of Annie and her young son, Noah.
Award-winning crime writer Ann Cleeves' bestselling detective series returns for a fifth season as DI Jimmy Perez faces a compelling new single mystery. A human hand washes up on a Shetland beach. A few hours later, more body parts are discovered in a hold-all that has been dumped at sea. The victim is identified as a young Nigerian man, spotted in Lerwick a few days before. What was he doing on the islands? In investigating his murder, DI Perez becomes involved in the search for a vulnerable young woman, leading him to uncover a complex network of human trafficking across Scotland’s remote rural communities.
