Gavilan becomes the scuba instructor for a boozing millionaire, hoping to straighten him out and get him to halt his whaling operation.
| Name | Type | Role | |
|---|---|---|---|
| Mark Frost (I) | Writer | ||
| Michael Kavanagh | Guest Star | ||
| Robert Ginty | Guest Star | ||
| Mickey Morton | Guest Star | ||
| Herman Poppe | Guest Star | ||
| Santos Morales | Guest Star | ||
| Shanna Read | Guest Star | ||
| Phil Adamsn | Guest Star | ||
| Kerry Slattery | Guest Star | ||
| Rockne Tarkington | Guest Star | ||
| Barbara Horan | Guest Star | ||
| Don Chaffey | Director |