After a failed attempt to rescue his first mate, Joshamee Gibbs, in London, Captain Jack Sparrow is brought before King George II, who wants Jack to guide an expedition to the Fountain of Youth before King Ferdinand and the Spanish Navy can locate it. Heading the expedition is Jack's old nemesis, Captain Hector Barbossa, now a privateer in service to the British Navy after losing his leg and ship, the Black Pearl, which he believes to be sunk.
Harry Potter dreams of Frank Bryce, who is killed after overhearing Lord Voldemort discussing plans with Peter "Wormtail" Pettigrew and Barty Crouch Jr. At the Quidditch World Cup, Death Eaters terrorise the spectators, and Crouch Jr. summons the Dark Mark, otherwise known as the curse "Morsmordre".
Peter Banning is a successful corporate lawyer who spends more time at work than with his wife Moira and children Jack and Maggie. The Bannings fly to London to visit Moira's grandmother, an older Wendy Darling, to celebrate her charity work for orphans, which once included Peter. During the visit, Peter is distracted by phone calls from his office and on one occasion, shouts at his children when they interrupt him, leading Moira to throw his cellphone out of an open window. Later, while Peter, Moira, and Wendy attend a banquet ceremony hosted by Great Ormond Street Hospital, a strange presence abducts Jack and Maggie. Tootles, another of Wendy's orphans who lives at her house, informs Peter that Captain Hook took the children to Neverland. Peter dismisses Tootles' warning and calls the police instead. With no sign of the children anywhere, Wendy informs Peter that he is actually Peter Pan and that he lost his memories of Neverland when he decided to stay in London with Wendy many years ago. Once again, Peter dismisses these claims and waits for the police to find his children.
Skeeter Bronson (Adam Sandler) is a hotel handyman who was promised by his father, Marty Bronson (Jonathan Pryce), to be the manager of the family hotel. A mysophobe named Barry Nottingham (Richard Griffiths) agreed to keep that promise when the Bronson family sold their hotel to him—then built a new hotel instead. Thirty years later, when the story begins, Skeeter is the hotel's handyman while management is held by Kendall (Guy Pearce). Barry's new hotel, the Sunny Vista Nottingham Hotel, is a hit, but he's got plans to build an even more elaborate hotel, one designed around a theme that he's keeping secret.
Ariel, a sixteen-year-old mermaid princess, is dissatisfied with underwater life and is curious about the human world. With her best friend Flounder, Ariel collects human artifacts and goes to the surface of the ocean to visit Scuttle the seagull, who offers very inaccurate knowledge of human culture. She ignores the warnings of her father King Triton, the ruler of Atlantica, and his adviser and court composer Sebastian that contact between merpeople and humans is forbidden.
Brunhilde is a fish-girl who lives with her father Fujimoto, a once-human wizard/scientist who now lives underwater, along with her numerous smaller sisters. One day, while she and her siblings are on an outing with their father in his four-flippered submarine, Brunhilde sneaks off and floats away on the back of a jellyfish. After an encounter with a fishing trawler (the net of which is scraping the trash-strewn bottom of the harbor), she ends up stuck in a glass jar. She drifts to the shore of a small fishing town and is found and rescued by a small boy named Sōsuke. Shattering the jar open with a nearby rock, Sōsuke cuts his finger in the process. Brunhilde licks his wound when he picks her up and the wound heals almost instantly, much to his surprise. After taking a great liking to her, and thinking her merely a goldfish, Sōsuke renames her Ponyo and promises to protect her forever. Meanwhile, a distraught Fujimoto searches frantically for his taken daughter. Because of his own bad memories of the human world, he believes that Sōsuke has kidnapped her and is in great danger, he calls his wave spirits to recover her. After the wave spirits retrieve Ponyo from Sōsuke, he is heartbroken. He goes home with his mother, Lisa, who tries to cheer him up, to no avail.
The film follows the plot of the TV series SpongeBob SquarePants, focusing on the anthropomorphic sea sponge of the same name (Tom Kenny). SpongeBob dreams about managing the Krusty Krab restaurant. The restaurant is in trouble because a customer has no cheese on his Krabby Patty, but SpongeBob saves the day. He wakes up and cheerfully prepares for the opening ceremony for the Krusty Krab 2, hoping that his boss Mr. Krabs (Clancy Brown) will promote him to manager of the new restaurant built next door to the original Krusty Krab. At the ceremony, SpongeBob is passed over; his co-worker, Squidward Tentacles (Rodger Bumpass), is given the promotion because Mr. Krabs thinks he is "more mature" than SpongeBob.
Peter (Levi Miller) is a young boy who is left as a baby on the steps of an orphanage in London by his mother Mary (Amanda Seyfried), an establishment under the care of Mother Barnabas (Kathy Burke). Several years later, during World War II,The Cold War, upon learning that she is hoarding food for herself, Peter and his best friend Nibs try to steal it to distribute amongst themselves and the other orphans but they get caught. In the process, Peter finds a letter written by his mother, declaring her love and assuring Peter they will meet again "in this world or another".
In Edwardian-era London, in the nursery of the Darling home, Wendy Darling (Wood) tells her younger brothers, John (Harry Newell) and Michael (Freddie Popplewell), stories that enthrall Peter Pan (Jeremy Sumpter) and his fairy friend Tinker Bell (Ludivine Sagnier). Life is disrupted when their Aunt Millicent visits the family. Judging Wendy to be an "almost" full-grown woman, Aunt Millicent advises Mr. and Mrs. Darling to think of Wendy's future, saying that Wendy should spend less time with her brothers and more time with her as she learns how to be a proper young lady. The very idea terrifies the children.
Set in London, circa 1900, George and Mary Darling's preparations to attend a party are disrupted by the antics of their boys, John and Michael, acting out a story about Peter Pan and the pirates, told to them by their older sister, Wendy. Their father, who is fed up with the stories that have made his children less practical, angrily declares that Wendy has gotten too old to continue staying in the nursery with them, and it's time for her to grow up and have a room of her own. That night, they are visited in the nursery by Peter Pan himself, who teaches them to fly with the help of his pixie friend, Tinker Bell, and takes them with him to the island of Never Land.
As an eight-year-old boy, Allen Bauer (David Kreps) is vacationing with his family near Cape Cod. While taking a sight-seeing tour on a small boat, he gazes into the ocean and sees something below the surface that fascinates him, while his older brother Freddie Bauer is walking around the boat fascinated by the women. Allen jumps into the water, even though he cannot swim. He grasps the hands of a girl who is inexplicably under the water with him and an instant connection forms between the two. Allen can now breathe under water as he is in the hands of a mermaid. However, Allen is pulled to the surface by the deck hands and the two are separated, though apparently no one else sees the girl. After the ferry moves off, Allen looks back at the girl, who dives underwater showing her mermaid's tail. Allen comes to believe the encounter was a near-death hallucination, but his bond with the mermaid proves so strong that his subsequent relationships with women fail as he seeks the connection he felt with the mermaid.
Best friends Hailey Rogers (JoJo) and Claire Brown (Emma Roberts) are upset to know that they will be separated in five days as Hailey has to move to Australia because of her mother's (Claudia Karvan) job. Claire, senisible and slightly naive, looks up to Hailey as a mother figure in some ways, since her parents drowned in a boat accident years before. She now lives with her grandparents by the beach near Hailey, who is more daring and adventurous, in a small Florida town.
Merliah Summers is an avid surfer in Malibu. While participating in a surfing competition, Merliah loses concentration when her hair spontaneously streaks pink, and wipes out. While underwater, she discovers that she can breathe in water, and is approached by pink-purple dolphin named Zuma, who wants to talk to her.
A year after the events of the previous film, Merliah is competing in the heats of an invitational surf-meet. Merliah wins first place, narrowly beating her rival, Kylie Morgan, though both ladies get to compete in the finals in Australia.