The Devil Next Door

What Is the Series About?

The Devil Next Door is a five-episode Netflix documentary series that examines one of the longest and most legally complex war-crimes cases of the twentieth century: the decades-long pursuit of John Demjanjuk, a retired Cleveland autoworker accused of being "Ivan the Terrible" — a sadistic guard at the Nazi extermination camp at Treblinka during World War II. Directed by Yossi Bloch and Daniel Sivan and released on November 4, 2019, the series traces Demjanjuk's journey from an unremarkable life in suburban Ohio to the dock of an Israeli courtroom, and ultimately to a German prison sentence that came only a year before his death. It is not a conventional murder mystery. It is, as Time magazine described it, a story about memory, identity, justice delayed — and the terrifying possibility of mistaken identity in the shadow of the Holocaust.

The Case

John Demjanjuk was born Ivan Mykolaiovych Demjanjuk in Soviet Ukraine. After being captured by German forces during World War II, he allegedly became a trained camp guard — a so-called Trawniki man — and was stationed at Nazi extermination facilities in occupied Poland. The most explosive accusation was that he was "Ivan the Terrible," a guard at Treblinka notorious among survivors for operating the gas chamber machinery with sadistic cruelty.

Demjanjuk had emigrated to the United States after the war, become a naturalized citizen, and was working as an autoworker at a Ford plant in Cleveland when U.S. investigators first began looking at him in the mid-1970s. His denaturalization proceedings in the United States set in motion a legal saga that would span four decades and three countries.

In 1986, Demjanjuk was extradited to Israel — only the second person in Israeli history to be tried there for Nazi war crimes after Adolf Eichmann. Survivors of Treblinka testified with searing conviction that they recognized him. In 1988, an Israeli court convicted him and sentenced him to death.

But the case was far from over. New evidence — documents and witness statements from the former Soviet Union — emerged after the fall of communism and cast serious doubt on the Treblinka identification. In 1993, Israel's Supreme Court overturned the conviction, ruling that the evidence was insufficient to confirm beyond reasonable doubt that Demjanjuk was the Ivan of Treblinka. He returned to the United States.

Yet prosecutors were not finished. As Radio Times details in its episode overview, German authorities later pursued a separate case based on a different and more legally novel theory: that Demjanjuk had served as a guard at the Sobibor extermination camp, and that his very presence and service there made him an accessory to murder. In 2011, a Munich court convicted him of being an accessory to the murder of 28,060 Jews at Sobibor and sentenced him to five years in prison. Demjanjuk died in a German care facility on March 17, 2012, while his appeal was still pending — meaning no final verdict ever became legally definitive.

The series does not ignore the profound moral and legal complexity at the heart of the case. Mashable's review noted that the documentary wrestles openly with the question that haunts all five episodes: what if the wrong man had been sentenced to death? The overturned Israeli conviction ensures that this question is never purely rhetorical.

The Victims

Unlike most true-crime documentaries, The Devil Next Door does not center on a single named victim. The crimes alleged against Demjanjuk were industrial in scale: the mass murder of hundreds of thousands of Jewish men, women, and children at Nazi extermination camps. The series draws extensively on the testimony of Holocaust survivors — many of them elderly by the time of filming — who bore witness both to the atrocities they survived and to their identification of Demjanjuk in court. Their accounts form the emotional core of the documentary and serve as a reminder that behind the legal abstractions of denaturalization hearings and appeals courts were real human lives and real human losses too vast to fully enumerate.

Production

The series was directed by Yossi Bloch and Daniel Sivan, Israeli filmmakers who gained access to a remarkable range of archival footage and recorded trial proceedings. The documentary benefits enormously from the fact that the Israeli trial of Demjanjuk was extensively filmed — rare for such a proceeding — giving the directors the ability to place viewers directly inside the courtroom where survivors confronted the man they believed to be their torturer. The five-episode structure allows the filmmakers to move methodically through each phase of the case: the American investigations, the Israeli extradition and trial, the collapse of the conviction, the German proceedings, and the broader historical and moral questions the case raises about justice, memory, and identity. The official trailer on YouTube offers a striking preview of the archival footage and survivor testimony that anchors the series.

Reception

Critical reception to The Devil Next Door was broadly positive. Reviewers consistently praised the series for the depth and care with which it handled both the historical record and the human dimensions of the case. Screen Rant described it as "riveting," calling it a true-crime mystery that refuses easy answers. The Newsweek preview highlighted the series as essential viewing for anyone interested in postwar justice and the long pursuit of Nazi war criminals. Other outlets described the series as "haunting" — a word that recurs in reviews — with particular praise directed at the use of survivor testimony and courtroom footage.

The primary controversy surrounding the series is, appropriately, the same controversy that defined the case itself: the question of whether Demjanjuk was genuinely "Ivan the Terrible" of Treblinka, an innocent man caught up in a tragic misidentification, or a Nazi perpetrator who escaped the full weight of justice through legal technicality. The series does not attempt to definitively resolve that question, and reviewers largely credited Bloch and Sivan for resisting the temptation to turn a deeply ambiguous historical case into a tidy narrative.

The documentary carries the IMDb identifier TT11165002 and is listed as The Devil Next Door (TV Mini Series 2019).

The Case Today

John Demjanjuk died on March 17, 2012, in a Bavarian care home, at the age of 91. Because his appeal of the German conviction was still pending at the time of his death, the Munich verdict was vacated under German law — meaning Demjanjuk died without a final, legally binding conviction on record. The case thus ended in a legal void that satisfies no one: not those who believed he was a mass murderer who escaped ultimate justice, and not those who maintained he was a victim of mistaken identity.

The Demjanjuk case had lasting legal consequences beyond the man himself. The Munich conviction's underlying logic — that service at a Nazi extermination camp was, by definition, participation in murder — became the basis for subsequent prosecutions of other aging former camp personnel in Germany, opening a new chapter in the long and unfinished history of Nazi war-crimes accountability. In that sense, The Devil Next Door is not merely a retrospective. It documents a case whose legal and moral reverberations are still being felt.