Flint Lockwood (voiced by Bill Hader)

The young inventor protagonist, who has determined to become an inventor since childhood, but the road is not smooth, his dream is to help In his hometown "Yanpu Island", he invented a machine that can turn water into food. On the opening day of Sardineland, he became famous when he successfully caused food to fall from the sky by accident. Then the machines were overused, and the food gradually mutated, causing a food disaster. Disappointed, he threw himself away and escaped. With the encouragement and support of his father, he built the second generation of the flying car. He and a group of people went to the center of the machine storm circle and successfully solved the problem. Finally, he and his father resolved their knots and kissed Sam smoothly.

Samantha "Sam" Sparks (voiced by Anna Faris)

A meteorological station intern from New York who was assigned to broadcast on Yan Falls Island by chance Weather, Flint's favorite. Food rains down on the island, making headlines on the weather broadcast, leading to interviews that provide insight into Flint's invention room. She has been interested in meteorology and scientific inventions since she was a child, but she doesn't want to be ostracized and ridiculed as a nerd and change her personality. She often changes her words from time to time to cover up her inner proficiency in science. He likes jelly, but is allergic to peanuts, and was pricked by peanut cookies at the last moment. Flint sacrificed himself to stop the machine in order to let her go back for treatment.

Steve the Monkey (voiced by Neil Patrick Harris)

A monkey raised by Flint who can communicate with people through a translator Assistant, but can only pronounce Steve's voice, loves to eat gummy bears, will burst after eating, and is very sensitive to the word "celebration". Curious about beards and wanted to pluck out Tim's beard while he was driving.

Tim Lockwood (voiced by James Caan)

Flint’s father, the owner of a fishing tackle shop, knows nothing about computer technology products and is also a clumsy person. For an introverted father who expresses his feelings towards his children, the dialogue uses the metaphor of sardines, and he feels that his son should give up his invention and inherit the family business. Flint lost the termination code and told him to transfer the code from the computer to the mobile phone. Although the transfer was successful after some efforts, the wrong file was transferred. In the end, he encouraged his son to face the problem, and because Sam brought him a monkey translator to express his innermost feelings and honor his son, the knot between the two of them was resolved.

Mayor Shelbourne (voiced by Bruce Campbell) of Yanpu Island

The mayor of Yanpu Island has a greedy character that leads to disaster. He originally planned to develop the sardine tourism industry through the specialty canned sardines. He wanted to become famous but did not want to be the mayor of a small town. After Flint's invention was successful, the mayor planned to turn the town into a gourmet paradise, asking him to constantly make food, and his own body became overeating and fat. He convinced Flint that the bigger the food, the better, and made the disaster worse. Finally, he ran away and blamed Flint. He was too greedy and ate all the bread boats used for the escape and sank into the water. .

"Baby" Brent (voiced by Andy Samberg)

As a baby, he replaced the sardine cannery in commercials and became the town's signature character. , there is a golden scissor responsible for participating in the ribbon-cutting event. After Flint became famous. The sardines it represents plummeted and lost themselves. Finally, Flint and his team went to stop the machine from finding itself. In the process, they were devoured by a mutated cannibal chicken, and then combined and evolved into "Brent's chicken" to help everyone get out of trouble.

Officer Earl Devereaux (voiced by Mr. T)

The muscular town policeman always troubles Fulin, but he loves his children very much. Sensing an imminent crisis, the hair on your chest will tremble. He went to ask Flint to fulfill his birthday wish for his son. After the disaster, he led the people to bake bread and make boats to escape the food avalanche on the island.

Kyle (Cal Devereaux, voiced by Bob J. Thompson)

Earl’s doting son likes to eat sweets. On his birthday, his father Earl asked Flint Ice cream snow falls. In the end, he almost fell into coma after eating too much junk food, but Dr. Manny woke him up by listening to the sound of folding celery.

Manny (voiced by Benjamin Bright)

Sam's Guatemalan photographer has worked in different professions such as doctor, comedian and pilot.

Patrick Patrickson (voiced by Al Roker)

The anchor of the Weather Network often laughs at Sam for fun, but has no intention of taking Sam seriously.

Fran Lockwood (voiced by Lauren Graham)

Flint’s deceased mother always believed and supported Flint to become a great inventor .