An attempt is made on Arnold Simpsons' life when he hires Gunn to find out who is blackmailing him. He tells Pete about a dig he was on with Frank Victor and how he abandoned him when the cave collapsed. Gunn is sent to the Blue Pheasant to pick up a parcel for Simpson and delivers it to him and is stunned when it goes off.
| Name | Type | Role | |
|---|---|---|---|
| Lewis Reed | Writer | ||
| Tony Barrett | Writer | ||
| Ruth Perrott | Guest Star | ||
| Stephen Joyce | Guest Star | ||
| Malcolm Atterbury | Guest Star | ||
| Mary Gregory | Guest Star | ||
| Cynthia Leighton | Guest Star | ||
| Charles Calvert | Guest Star | ||
| Ben Hammer | Guest Star | ||
| Larry J. Blake | Guest Star | ||
| Lamont Johnson | Director | ||
| Blake Edwards | Director |