Mr. Lederer falls overboard on his yacht at night, and soon after his wife is poisoned, Gunn investigates.
| Name | Type | Role | |
|---|---|---|---|
| Lewis Reed | Writer | ||
| Charles Hoffman | Writer | ||
| Jack Richardson | Guest Star | ||
| Sam Edwards | Guest Star | ||
| Tom McKee | Guest Star | ||
| Roxane Brooks | Guest Star | ||
| Otto Waldis | Guest Star | ||
| Margaret Muse | Guest Star | ||
| Roy Jenson | Guest Star | ||
| Boris Sagal | Director | ||
| Charles Hoffman | Director |