Cast[]
- SpongeBob (From SpongeBob) as RJ
- Carl Fredricksen and Russell as Verne
- Dug as Hammy
- Kevin as Stella
- Construction Foreman Tom as Ozzie
- Ellie Fredricksen as Heather
- Construction Worker Steve as Lou
- Young Ellie as Penny
- Kevin's Babies as Spike, Bucky and Quillo
- Gamma as Tiger the White Cat
- Alpha as Vincent
- Charles F. Muntz as Dwayne
- Police Officer Edith as Gladys
- Beta as The Play Dog