Atta Girl, Kelly! (1967)

Hoping to save his sick mother, a boy named Gunner and his friend Jo venture into the remote Wild Horse forest to search for a mythical figure who possesses the secret to immortality. When they go missing, Gunner's father Amos must immerse himself in his son's world to find them.

Before the Seavers leave for a family vacation to San Francisco, they drop off their pets -- Chance, an adventurous American bulldog; Shadow, a wise golden retriever; and Sassy, a cautious cat -- at a friend's ranch. But when the animals start to worry that they've been left for good, the three embark together on a treacherous and thrilling journey to find their way back home through the California wilderness.

Back from a tour of duty, Kelli struggles to find her place in her family and the rust-belt town she no longer recognizes.

Before Alice went to Wonderland, and before Peter became Pan, they were brother and sister. When their eldest brother dies in a tragic accident, they each seek to save their parents from their downward spirals of despair until finally they are forced to choose between home and imagination, setting the stage for their iconic journeys into Wonderland and Neverland.

A young mouse, mole and hedgehog risk their lives to find a cure for their badger friend, who's been poisoned by men.

The maniacal baby of the Griffin family, Stewie, meets his future self. In doing this he discovers that his future image is not what he has anticipated because of a near death experience.

A dog goes on quest to discover his purpose in life over the course of several lifetimes with multiple owners.

Kate & Humphrey and their three wolf cubs (Smokey, Claudette and Runt) are happily preparing to celebrate their first winter holidays together when their smallest cub, Runt, mysteriously disappears. They must now go on a new journey across the wilderness to find Runt before the winter festivities begin at home.

On their way to start a new life at a sheep farm in rural Virginia, the Turner family are halted by a wreck on the highway that has claimed the life of a truck driver. Spotting the trucker's now-abandoned collie on the side of the road, they take pity on the dog and adopt her. As the city family copes with the change to rural life, including a feud with a neighboring farm family who resent the city interlopers, the ever-loyal Lassie helps them adjust to their new surroundings.

As an 11-year-old boy struggles to cope with a disability, he finds a pony who gives birth to a unicorn which he takes care of.