在这部曼德林街13号动作/冒险/剧情片中,具有文献风格的序言讲述美国战略情报局为进入敌后方训练特工。当真正的特工到达法国发现秘密V－2火箭库时，一个名为 “莫尔”的德国组织施予入侵欧洲的假情报，德国特工却比组织领导者更胜一筹，最终一场冒险风波血腥而生…
Documentary-style prologue follows training of O.S.S. agents for WWII work behind enemy lines. One of the group is a German "mole;" leaders Gibson and Sharkey are aware of this and scheme to feed him false info about the invasion of Europe, while the real agents go to France to find a secret V-2 rocket depot. But the German spy outsmarts them and rejoins his people knowing too much; Bob Sharkey takes the risk of going in after him.
