The Berlin Memorandum
It was adapted as the 1966 film "The Quiller Memorandum" starring George Segal based on a screenplay written by Harold Pinter . The film took many departures from the novel , including making Quiller an American , and Trevor was unhappy with Pinter's work on it . 
<triplet> The Quiller Memorandum <subj> 1966 <obj> publication date <subj> George Segal <obj> cast member <subj> Harold Pinter <obj> screenwriter