Matt, Sonny and Skippy have to stop theives with spear guns, after a team of geologists find aluvial gold in a reef at Seal Rocks, near the mouth of Flinders River.
| Name | Type | Role | |
|---|---|---|---|
| Ross Napier | Writer | ||
| Reginald Evans | Guest Star | ||
| Bob Haddow | Guest Star | ||
| Christine Bartlett | Guest Star | ||
| Robin Cuming | Guest Star | ||
| Max Varnel | Director | ||
| Ron Taylor | Director |