After their parents are killed in a hurricane, brothers Taylor and Tim Reed are taken in by the owner of a fledgling marina in the Florida Everglades, where they befriend a sea-lion named Salty and carry out a series of adventures.
| Actor | Role |
|---|---|
 Clint HowardTim Reed | Tim Reed |
 Mark SladeTaylor Reed | Taylor Reed |
 Nina FochMrs. Penninger | Mrs. Penninger |
 Julius HarrisClancy Ames | Clancy Ames |
 Linda ScruggsWendy Lund | Wendy Lund |