Mannix has an enemy who seems to be dead.
| Name | Type | Role | |
|---|---|---|---|
| John Meredyth Lucas | Writer | ||
| Frank Christi | Guest Star | ||
| Loretta Swit | Guest Star | ||
| Garry Walberg | Guest Star | ||
| Erik Holland | Guest Star | ||
| Jonathan Kidd | Guest Star | ||
| John Pearce | Guest Star | ||
| Neil Russell | Guest Star | ||
| Michael O'Herlihy | Director |