A killer is loose in Tombstone, and he or she is trying to make the murder look like an accident by injecting the victim with an air bubble from a syringe.
| Name | Type | Role | |
|---|---|---|---|
| Frederick Hazlitt Brennan | Writer | ||
| Ed Nelson | Guest Star | ||
| Denver Pyle | Guest Star | ||
| Nina Shipman | Guest Star | ||
| Sidney Salkow | Director |