Director: Geoffrey Barkas, Michael Barringer
This is the VHS release (see more).
SummaryThe stars of this action feature are Q ships - warships disguised as merchant vessels - and the World War I U-boats they attempted to lure and destroy. As a subplot, the U-boat captain struggles with the conflict between his duty to country and his own moral code.
NotesAlso called Blockade. Originally filmed as a silent, sound and dialog were added in a 1932 revision. This feature uses actual World War I footage.
Available for purchase from German Video