Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb, most commonly referred to simply as Dr. Strangelove, is a 1964 political black comedy co-written, produced, and directed by Stanley Kubrick.

The film draws loosely from Peter George’s 1958 thriller novel Red Alert, with the screenplay developed by George, Kubrick, and Terry Southern. It was a joint American-British production financed and distributed by Columbia Pictures.

Kubrick’s original intention was to make a serious thriller about a nuclear accident, rooted in the anxieties of the Cold War. As he researched the subject, he became increasingly fascinated by the strange logic of mutually assured destruction and the balance of terror it created between superpowers. At his request, strategist Alastair Buchan directed him to Red Alert, a novel Kubrick found immediately compelling and which had also drawn praise from future Nobel laureate Thomas Schelling. Kubrick acquired the film rights quickly. In 2006, Schelling revealed that conversations he had with Kubrick and George in late 1960, focused on updating the novel’s premise to account for intercontinental ballistic missiles, played a direct role in shaping the direction of the film.

The satirical title riffs on Dale Carnegie’s self-help book How to Stop Worrying and Start Living. Among the alternative titles Kubrick had considered were Dr. Doomsday or: How to Start World War III Without Even Trying, Dr. Strangelove’s Secret Uses of Uranus, and Wonderful Bomb.

Once Kubrick committed to the black comedy approach, he brought Terry Southern into the project in late 1962. The invitation was sparked by his reading of Southern’s novel The Magic Christian, which Peter Sellers had given him as a gift. Southern contributed substantially, though his involvement created friction with Peter George. When a Life magazine piece implied that Southern was the film’s primary creative force, George wrote a formal response clarifying that he had authored the source novel and worked on the screenplay for ten months, while Southern had been brought in briefly for rewrites and received third billing among the credited writers.

Production was based at Shepperton Studios outside London, as Peter Sellers was going through a divorce and could not leave England at the time. Three main sets were constructed: the Pentagon War Room, a B-52 bomber interior, and a combined build that served as both a motel room and General Ripper’s office, with a connecting corridor. Ken Adam, who was also designing the early James Bond films, handled production design. Gilbert Taylor shot the film in black and white, Anthony Harvey edited it with uncredited contributions from Kubrick himself, Laurie Johnson composed the score, and Wally Veevers oversaw special effects. The film opens with an instrumental version of Try a Little Tenderness. Kubrick and Sellers developed a strong working relationship, united in part by a shared enthusiasm for photography.

The first test screening had been set for November 22, 1963, the day President Kennedy was assassinated. The release was pushed back to late January 1964, as the studio judged that audiences would not be in the right state of mind for the film any sooner. During post-production, a line spoken by Slim Pickens referring to Dallas was redubbed to say Vegas, though the original version has survived in some subtitled prints.

The assassination may also have been a factor in the removal of an eleven-minute scene in which the War Room devolves into a full-scale pie fight after the Soviet Ambassador strikes General Turgidson, with the pie landing on the President instead. Editor Anthony Harvey recalled that Columbia Pictures panicked over the sequence, believing it would be seen as disrespectful to the Kennedy family. Kubrick and others maintained that the decision to cut it had come earlier, on the grounds that it disrupted the film’s tonal balance. The footage is now considered permanently lost.

The United States military took the film’s central premise more seriously than might be expected. The Pentagon distributed Red Alert to its own Scientific Advisory Committee as a cautionary document, acknowledging that existing procedures at the time offered insufficient safeguards against a nuclear strike being launched independently by bomber or missile crews.

The film’s closing sequence, in which Dr. Strangelove suddenly rises from his wheelchair declaring that he can walk, cuts directly to a montage of nuclear detonations accompanied by the wartime song We’ll Meet Again, a juxtaposition that stands in stark contrast to the deleted slapstick that might have preceded it.

In 1995, Kubrick hired Southern to write a sequel under the title Son of Strangelove, with Terry Gilliam in mind to direct. The project never reached a completed script. After Southern died that October, index cards were found among his belongings sketching out a story set largely in underground bunkers where Strangelove establishes a new order surrounded by women. In 2013, Gilliam publicly expressed regret at having missed the opportunity, stating that he had only learned of Kubrick’s interest after Kubrick had already died.

Dr. Strangelove is today regarded as one of the most significant comedies ever produced. The American Film Institute placed it 26th on its list of the greatest American films in 1998, 39th in the 2007 revision, and third on its ranking of the funniest American films in 2000. It was among the inaugural 25 films selected for preservation in the National Film Registry in 1989, recognized as culturally, historically, and aesthetically significant. The film received four Academy Award nominations covering Best Picture, Best Director, Best Adapted Screenplay, and Best Actor for Sellers, and took home three BAFTA awards including Best Film From Any Source, Best British Film, and Best Art Direction in Black and White, along with the Hugo Award for Best Dramatic Presentation.