Thunder, an abandoned young cat seeking shelter from a storm, stumbles into the strangest house imaginable, owned by an old magician and inhabited by a dazzling array of automatons and gizmos. Not everyone welcomes the new addition to the troupe as Jack Rabbit and Maggie Mouse plot to evict Thunder. The situation gets worse when the magician lands in hospital and his scheming nephew sees his chance to cash in by selling the mansion. Our young hero is determined to earn his place and so he enlists the help of some wacky magician's assistants to protect his magical new home.

Sammy and Ray, leatherback turtles and friends forever, are enjoying an atoll's water and sand, shepherding new hatchlings Ricky and Ella out to sea. Suddenly, a poacher swoops in and ships them off to be part of a spectacular aquarium show for tourists in Dubai. The kingpin of the place, Big D the seahorse, enlists them in his plans for a great escape. But with their new friends Jimbo the bug-eyed blob fish and Lulu the snippy lobster, Annabel the sweet Octopus, and a whole family of penguins, Sammy and Ray hatch breakout plans of their own. That is when little Ricky and Ella arrive, determined to break in to rescue them. After a series of thrilling adventures and narrow escapes, our heroes head south to meet up with Shelly, Sammy's first and only love.