Cast
- Professor Von Drake as Greg
- Donald Duck and Goofy as Anthony
- Pete as Murray
- Pluto as Jeff
- Minnie Mouse as Dorothy the Dinosaur
- Mickey Mouse as Wags the Dog
- Horace Horsecollar as Henry the Octopus
- Daisy Duck as Magdalena the Mermaid
- Clarabelle Cow as Flora Door
- Mortimer Mouse as Sam