Pride and Extreme Prejudice (1989)

A West German secret service officer is also on the payroll of the British MI6. When the CIA had to obtain a highly important document from a KGB mole, he is sent into east Germany to make the contact. But is his sanity intact? What with having murdered his girlfriend for cheating! This is another of Sam Mccready cases where Sam has to go into the East despite being black flagged.