Cast
- Milo Thatch: Michael J. Fox
- Princess Kida: Cree Summer
- Young Kida: Natalie Strom
- Audrey Rocio Ramirez: Jacqueline Obradors
- Dr. Sweet: Phil Morris
- Mole: Corey Burton
- Vinny: Don Novello
- Preston Whitmore: John Mahoney
- Cookie: Jim Varney
- Helga Sinclair: Claudia Christian
- Wilhelmina Packard: Florence Stanley
- Commander Rourke: James Garner
- Atlanteans: Phil Proctor
- Explorers: Phil Proctor
- Businessman: Jim Cummings
- Helmsman: Patrick Pinney
