When stewardess Rachel discovers she has been unwittingly used by her boy friend Mark to smuggle heroin from Hong Kong, she is killed by a drug overdose. Barnaby, hired to clear Rachel's name, traces Mark Seagert and Ken Morley, who make an attempt on his life.
| Name | Type | Role | |
|---|---|---|---|
| Joel Murcott | Writer | ||
| Carl Franklin | Guest Star | ||
| Jane Wald | Guest Star | ||
| Kathleen O'Malley | Guest Star | ||
| Tracy Reed | Guest Star | ||
| Bo Hopkins | Guest Star | ||
| Charles Lampkin | Guest Star | ||
| Shelley Fabares | Guest Star | ||
| Eric Kilpatrick | Guest Star | ||
| Michael Caffey | Director |