The black market is hot with sales of stolen penicillin that is being diluted and sent south of the border. When McCloud investigates too closely, he is held hostage by smugglers who want him out of their territory.
| Name | Type | Role | |
|---|---|---|---|
| Peter Allan Fields | Writer | ||
| Joyce Van Patten | Guest Star | ||
| Karen Carlson | Guest Star | ||
| Jack Edwards | Guest Star | ||
| Val Avery | Guest Star | ||
| Lonny Chapman | Guest Star | ||
| Diana Muldaur | Guest Star | ||
| Sam Edwards | Guest Star | ||
| Vic Morrow | Guest Star | ||
| Alfred Ryder | Guest Star | ||
| Arlene Martel | Guest Star | ||
| Savannah Bentley | Guest Star | ||
| Moses Gunn | Guest Star | ||
| E.J. André | Guest Star | ||
| Bruce Kirby | Guest Star | ||
| Stuart Nisbet | Guest Star | ||
| Burgess Meredith | Guest Star | ||
| Hank Worden | Guest Star | ||
| Allen Garfield | Guest Star | ||
| Jack Smight | Director |