When a woman is electrocuted in an abandoned mine, Blake determines that the "accident" was really murder and suspects the mine's owner had the best motive.
| Name | Type | Role | |
|---|---|---|---|
| Barry Shipman | Writer | ||
| Robert H. Harris | Guest Star | ||
| Paul Langton | Guest Star | ||
| Kathy Marlowe | Guest Star | ||
| Jocelyn Brando | Guest Star | ||
| Richard Irving | Director |