[1] The film was shot at Universal Studios Hollywood and released theatrically in several countries.
agent Major Cook is to extract Halden Brevik, a Norwegian scientist with knowledge about the atomic bomb, from occupied Europe.
The Germans capture them and believe their cover story: Allied air force POW escapees.
Cook plots escape, while keeping the scientist's true identity from the Germans and the other POWs.
Cook gets injured and cannot fly the glider, so he gives up his seat to Colonel Crawford, his strongest doubter, with whom hitherto he has had a strained relationship.