mdwalker

Factual error: The vertical steel I-beams in the command centre are riddled, as it were, with rivets, but the rivets do not attach the I-beams to anything and are obviously just set decoration.

mdwalker

Character mistake: At the end, as Kenneth More and Dana Wynter emerge from the command centre, they are surprised to find that it is 9 AM, not 9 PM. Since all military and naval forces use a 24-hour clock, they would have known that the time was 0900, not 2100.

mdwalker