A terrified toy salesman is mysteriously attacked, and at the hospital, babbles and clutches the year's most popular Halloween costume, an eerie pumpkin mask. Suddenly, Doctor Daniel Challis finds himself thrust into a terrifying nightmare.

Wavelength consists of almost no action, and what action does occur is largely elided. If the film could be said to have a conventional plot, this would presumably refer to the three “character” scenes. In the first scene two people enter a room, chat briefly, and listen to “Strawberry Fields Forever” on the radio. Later, a man (played by filmmaker Hollis Frampton) enters inexplicably and dies on the floor. And last, the female owner of the apartment is heard and seen on the phone, speaking, with strange calm, about the dead man in her apartment whom she has never seen before.

In Argentina, one daughter of patriarch Madariaga is married to a Frenchman while the other is married to a German thus leading to a crisis when Nazi Germany occupies France and some Madariaga family members fight on opposite sides.

After her brother was killed by a notorious all-female pirate gang, Morag dedicates her life to bringing the murderers to justice. Soon, she has become an important member of the pirate gang and has begun acquiring the loyalty of key members. Eventually, she makes her move and challenges the leader, a demi-god, known as "The Daughter of the Sun."

In 1950s London, a renowned dressmaker's meticulous lifestyle begins drastically changing as his relationship with his young muse intensifies.

Retired wealthy sea captain Jim McKay arrives in the Old West, where he becomes embroiled in a feud between his future father-in-law, Major Terrill, and the rough and lawless Hannasseys over a valuable patch of land.

Two sisters move to the country with their father in order to be closer to their hospitalized mother, and discover the surrounding trees are inhabited by Totoros, magical spirits of the forest. When the youngest runs away from home, the older sister seeks help from the spirits to find her.

After the death of Emperor Marcus Aurelius, his devious son takes power and demotes Maximus, one of Rome's most capable generals who Marcus preferred. Eventually, Maximus is forced to become a gladiator and battle to the death against other men for the amusement of paying audiences.

After a family tragedy, three generations of the Deetz family return home to Winter River. Still haunted by Betelgeuse, Lydia's life is turned upside down when her teenage daughter, Astrid, accidentally opens the portal to the Afterlife.

Two children, Ignacio and Enrique, know love, the movies and fear in a religious school at the beginning of the 1960s. Father Manolo, director of the school and its professor of literature, is witness to and part of these discoveries. The three are followed through the next few decades, their reunion marking life and death.

To take down South Boston's Irish Mafia, the police send in one of their own to infiltrate the underworld, not realizing the syndicate has done likewise. While an undercover cop curries favor with the mob kingpin, a career criminal rises through the police ranks. But both sides soon discover there's a mole among them.

A fading celebrity decides to use a black market drug, a cell-replicating substance that temporarily creates a younger, better version of herself.

Llewelyn Moss stumbles upon dead bodies, $2 million and a hoard of heroin in a Texas desert, but methodical killer Anton Chigurh comes looking for it, with local sheriff Ed Tom Bell hot on his trail. The roles of prey and predator blur as the violent pursuit of money and justice collide.

After the insane General Jack D. Ripper initiates a nuclear strike on the Soviet Union, a war room full of politicians, generals and a Russian diplomat all frantically try to stop the nuclear strike.

An inspirational speaker becomes reinvigorated after meeting a lively woman who shakes up his mundane existence.

After the end of WWII, a young Lithuanian woman and a young Italian man from Stromboli impulsively marry, but married life on the island is more demanding than she can accept.

Two troubled men face their terrible destinies and events of their past as they join together on a mission to find the Holy Grail and thus to save themselves.

Blonde Betty Elms has only just arrived in Hollywood to become a movie star when she meets an enigmatic brunette with amnesia. Meanwhile, as the two set off to solve the second woman's identity, filmmaker Adam Kesher runs into ominous trouble while casting his latest project.

After Dr. Bill Harford's wife, Alice, admits to having sexual fantasies about a man she met, Bill becomes obsessed with having a sexual encounter. He discovers an underground sexual group and attends one of their meetings -- and quickly discovers that he is in over his head.

A solitary cat, displaced by a great flood, finds refuge on a boat with various species and must navigate the challenges of adapting to a transformed world together.