Dr. Lemira, an opposition leader for Greece, is living in exile in Hawaii, but Klaus Marberg is sent to assassinate him. His plan is to get himself shot and work his way into Dr. Lemira's confidence so he can kill him easily. McGarrett must work out this plot and save the day before it is too late.
| Name | Type | Role | |
|---|---|---|---|
| Eric Bercovici | Writer | ||
| John Marley | Guest Star | ||
| John Henry Russell | Guest Star | ||
| Nicholas Georgiade | Guest Star | ||
| Eric Braeden | Guest Star | ||
| Henry Woltag | Guest Star | ||
| Antonios Karidimas | Guest Star | ||
| Harry Chang | Guest Star | ||
| Ronald Kent | Guest Star | ||
| Charlene Polite | Guest Star | ||
| Camille Yamamoto | Guest Star | ||
| Wright Esser | Guest Star | ||
| Walter Brooke | Guest Star | ||
| Michael O'Herlihy | Director |