Smith and Romack investigate a series of bombings that rock Denver. The detectives can find no apparent connection between the two victims, one a mine owner, the other an Irish traveling salesman, until they discover a ball of twine in a popular boarding house that was linked to both crimes.
| Name | Type | Role | |
|---|---|---|---|
| Ric Hardman | Writer | ||
| Kathleen Freeman | Guest Star | ||
| Ken Christy | Guest Star | ||
| Terence de Marney | Guest Star | ||
| Olive Sturgess | Guest Star | ||
| Tyler McVey | Guest Star | ||
| Henry Hunter | Guest Star | ||
| Christian Nyby | Director |