A Wren Called Smith

A Norwegian freighter bound for England from the Phillipines in 1945 - with mixed assortment of passengers including a tuburcular British submarine commander, a RN desk officer, a group of German POWs off a U-boat, a loud-mouthed American officer commanding their guard, and a man-hungry WREN - is torpedoed by a Japanese sub, and cast away on an isolated Pacific Island.