First air date: Sep 13, 2021 Episode duration: 00h 45m Rating: (10) based on 1 votes Status: Ended Seasons: 1 Episodes: 2 Starring: Perry Fitzpatrick Genre: Documentary
British cameras have been given access on board a hunter-killer submarine on live operations. Go on board HMS Trenchant, a nuclear submarine, on its tour of duty to uncover the reality of life at sea.