The international drug trade and a dealer named Harry Hague have McCloud undercover and in prison to root out the Rhigas family of distributors.
| Name | Type | Role | |
|---|---|---|---|
| Lou Shaw | Writer | ||
| James Carroll Jordan | Guest Star | ||
| John Sistrunk | Guest Star | ||
| Joseph Campanella | Guest Star | ||
| Brock Peters | Guest Star | ||
| Robert Donner | Guest Star | ||
| John Russell | Guest Star | ||
| Angel Tompkins | Guest Star | ||
| Maurice Marsac | Guest Star | ||
| John Marley | Guest Star | ||
| Lonny Chapman | Guest Star | ||
| Ben Frommer | Guest Star | ||
| Victor Jory | Guest Star | ||
| Lou Shaw | Director | ||
| Gene Levitt | Director | ||
| Jimmy Sangster | Director |