

A 1917 German warship disguised as a tramp steamer — real naval espionage caught on film.
The film documents the second voyage of the auxiliary cruiser in the Atlantic.
Practical Effects
Actual naval combat footage — no CGI, just real 1917 danger.
Production
Propaganda-as-cinema: Germany flexing its hidden sea power.
Trivia, insights & behind the scenes
Count zu Dohna-Schlodien became a celebrity hero in Germany; this film helped cement his legend while disguising the brutal reality of commerce raiding.
The 'Seagull' (Möwe) was one of the most successful German raiders of WWI — this documentary served dual purpose as record and recruitment tool.