Season 3 follows the fortunes of a young U-boat crew as they engage in the Battle of the Atlantic, are hunted down by an obsessed Royal Navy Commander (Ray Stevenson) and are sent on a dangerous mission to the Southern Hemisphere. Together they form strong personal alliances under the command of Robert Ehrenberg (Franz Dinda). And yet Ehrenberg's thoughts remain in Kiel, where ...。科学狂人制造出了恐怖狰狞的杀入机器森杰诺,用于未来的中东战争,而战争尚未开始,森杰诺已经逃脱出来滥杀无辜,危机之刻谁来挺身而出消灭森杰诺呢?。