As interesting as the vessel is the noncompliance of the crew in being used as propaganda: > This treatment turned worse when the North Koreans realized that crewmen were secretly giving them "the finger" in staged propaganda photos. and > Eventually the North Koreans threatened to execute his men in front of him, and Bucher relented and agreed to "confess to his and the crew's transgression." Bucher wrote the confes…
One of my favourites is https://en.wikipedia.org/wiki/Doug_Hegdahl:
He got blown overboard by a gun turret's blast, a story which his interrogators found so unbelievable they assumed he was an idiot and gave him free run of the POW camp, which he used to gather intel and sabotage vehicles.