The Ipcress file

A secret agent is charged with finding and returning a missing biochemist, but what begins as a straight-forward case quickly becomes a deadly conspiracy.

When a number of scientists mysteriously disappear in Berlin, an anonymous working-class individual discovers alarming links to a high-level conspiracy that forces him to prove his ingenuity and resolve as a spy in order to survive. Reprint.

When a number of scientists mysteriously disappear in Berlin, a seemingly straightforward case rapidly becomes a journey to the heart of a deadly conspiracy--a conspiracy that will test Deighton's working-class hero to the limits of his ingenuity and resolve. To come out alive, he'll have to prove himself a spy at the very top of his game.