Leslie Howard is on good form here as the outwardly fastidious academic with a secret to keep. He decides to offer some of his students an holiday trip to Germany (just the boys!) so they can try to establish once and for all whether there was an "Aryan" race there. Quickly we discover he also has an hand in rescuing many creative and scientifically minded for the evil clutch of the Nazis and their chocolate eating boss "General von Graum" (Francis L. Sullivan). As the students get in on the act, it's the American "David" (Hugh McDermott) who is most itching for action and it's also him who…