Fiedler’s move against Mundt
The Spy Who Came in from the ColdFiedler’s move against Mundt turns an accumulation of suspicious details into an attempted political prosecution—and makes the act of interpreting evidence part of the trap. Fiedler believes that Mundt, head of the Abteilung, is a British agent; he seeks a civil warrant and brings his case to the Praesidium. But the apparent convergence of testimony, money trails, and secret journeys does not guarantee that Fiedler has understood the operation. When the Tribunal convenes, Leamas sees that the case has been shaped to mislead him as well as its judges.
The suspicion takes shape
Fiedler’s theory grows from the discrepancy between Mundt’s efficiency and the unexplained violence with which he removes people who might yield information. After Viereck is shot, Fiedler says he keeps asking why Mundt took him away: Viereck, in his view, was valuable “fresh quarry,” someone the Abteilung had not yet fully exploited. Fiedler initially considers whether his suspicion is merely jealousy or professional paranoia, but comes to think Mundt acted because he feared that a captured agent might talk too much. The suspicion is an inference from a pattern of removals, not a direct confession or a single decisive sighting.
Leamas’s account supplies Fiedler with a possible explanation for how Mundt could have become an agent. Fiedler connects Mundt’s easy escape from England with Leamas’s report that British officers had not wanted to catch him. He proposes that Mundt was turned, then released in exchange for his service and payment. Leamas rejects the theory and insists that the Circus could not have run Mundt into the Zone without his knowledge. That denial appears to undermine Fiedler’s account, but Fiedler regards Leamas’s own knowledge of the Berlin organization as the reason they need each other: the theory cannot be tested without putting the evidence and its source under scrutiny.
From suspicion to a warrant
The financial clues give the suspicion a more tangible form. Fiedler tells Leamas that a Copenhagen bank manager has replied to a letter and is worried there may have been a mistake. The sum was withdrawn by the account’s co-signatory exactly one week after Leamas deposited it, and the withdrawal date coincides with a two-day visit Mundt made to Denmark under an alias. Mundt was ostensibly there on Abteilung business and met an American agent attending a world scientists’ conference. For Fiedler, the overlap of an anonymous account, a co-signatory, and Mundt’s clandestine travel points toward a covert connection; on its own, it remains circumstantial.
Fiedler says his case does not rest solely on Leamas’s evidence. On the day Leamas and Fiedler are arrested, Fiedler has already applied to the Praesidium for a civil warrant to arrest Mundt as an enemy of the people. He has spent three years collecting other evidence, piece by piece, and has sent a report to every Praesidium member except Mundt. The exclusion is deliberate: Fiedler expects Mundt to fight and anticipates that frightened or loyal members will warn him as soon as they see the report. He believes the Praesidium will nevertheless turn against Mundt once its members have had time to examine the material and understand that the others have examined it too.
A case organized for judgment
The Praesidium’s response gives Fiedler’s evidence institutional force. According to his account, shared fear and shared knowledge eventually bring the members together against Mundt; they order a secret Tribunal, and Mundt is placed under arrest. The secrecy and timing matter. The Tribunal is set to meet the next day, while Leamas and Fiedler remain under questioning. Fiedler presents this not as a sudden reaction to one accusation but as the result of a report circulating among the leadership and a decision formed during their detention.
At the Tribunal, Fiedler reconstructs the case through the restricted circulation of Operation Rolling Stone. He tells the judges that the file’s security arrangements governed who could see its contents, and returns to the letters to the Copenhagen and Helsinki banks and the one reply Leamas received. A facsimile from the Royal Scandinavian Bank, addressed to Robert Lang—the name Leamas used for the Copenhagen account—records that the account’s full ten thousand dollars was withdrawn by the co-signatory one week after Leamas deposited it on June 15. Fiedler places the withdrawal beside Mundt’s June 21 visit to Copenhagen, officially undertaken for the Abteilung. He then adds that Leamas made a second deposit in Helsinki around September 24, and that Mundt travelled clandestinely to Finland on October 3, again allegedly on Abteilung business. The dates make a legible pattern for the Tribunal, but the Helsinki bank has sent no reply; Fiedler openly acknowledges that gap rather than pretending every link is documented.
The reversal and its significance
Leamas’s disclosures initially seem to give the accusation weight while also presenting a problem. Peters doubts that Karl Riemeck could have obtained all the intelligence attributed to him without help; Control had asked Leamas the same question about Riemeck’s access. Leamas considers whether there might have been a high-level collaborator, perhaps the special interest Control wanted protected from Mundt. That possibility helps explain why Fiedler is alert to hidden relationships and incomplete accounts, but the clues do not, by themselves, establish that Mundt is the collaborator or prove Fiedler’s reading of the case.
The pattern of deposits and journeys thus works as evidence and as a constructed invitation to infer. Fiedler treats the dates as a cumulative case; the Tribunal hears his presentation as a charge against Mundt. Yet when a prosecutor says Leamas is already under arrest and that the Tribunal has no executive powers, while Mundt watches Fiedler like a hangman measuring his subject, the expected outcome begins to turn. Leamas suddenly understands that the whole operation has deceived him. The decisive consequence of Fiedler’s move is therefore not merely that Mundt is arrested or that a secret hearing is convened: the apparently coherent evidence against Mundt has led Leamas to the recognition that the case’s true purpose is different from the one he had inferred.