The scenario maps in the manual are not contemporary of the WW2 era, as the country borders indicate: Germany is already divided into East and West Germany. They were probably copied from an atlas of the late 1980s; Germany was reunified in 1990.

ZX Spectrum Version

The Amstrad CPC version misses the North Sea scenario, all mission briefings, the binocular view and some ship types.

Contributed by -Chris (7301) on Nov 25, 2006. [revised by : Patrick Bregger (161842)]. -- edit trivia