Mike searches the waterfront for Helen Calder, a missing heiress who can be identified by an emerald ring.
| Name | Type | Role | |
|---|---|---|---|
| Mindret Lord | Writer | ||
| Byron Keith | Guest Star | ||
| Helen Westcott | Guest Star | ||
| Barney Phillips | Guest Star | ||
| Wally Cassell | Guest Star | ||
| Lorna Thayer | Guest Star | ||
| Bernard Girard | Director |