A recluse asks Cannon to clear up the presumed death of her sister in a boating accident five years before.
| Name | Type | Role | |
|---|---|---|---|
| Phyllis White | Writer | ||
| Robert White | Writer | ||
| Michael Rupert | Guest Star | ||
| Russ Conway | Guest Star | ||
| Trish Mahoney | Guest Star | ||
| Bill Quinn | Guest Star | ||
| Sally Marr | Guest Star | ||
| Maxine Stuart | Guest Star | ||
| Hank Brandt | Guest Star | ||
| Pamela Franklin | Guest Star | ||
| John Gruber | Guest Star | ||
| Keye Luke | Guest Star | ||
| Christopher Stone | Guest Star | ||
| Ann Doran | Guest Star | ||
| David Man | Guest Star | ||
| Gene Nelson | Director |