Secrets and Lies (S01E10)

Delve into the shadowy realm of naval combat during the early to mid-20th century, where trickery and betrayal reigned supreme. Witness how the Royal Navy of Britain sought to outsmart German U-boats with the innovative method known as "dazzle painting." Additionally, uncover the story of the Gizmo, a cleverly crafted American spy ship that ultimately never ventured beyond the safety of U.S. waters.