An old buddy tests Mannix's limits.
| Name | Type | Role | |
|---|---|---|---|
| George Slavin | Writer | ||
| Alan Manson | Guest Star | ||
| Ward Wood | Guest Star | ||
| Anthony Zerbe | Guest Star | ||
| Tim Thomerson | Guest Star | ||
| Brenda Benet | Guest Star | ||
| Danny Rogers | Guest Star | ||
| Joseph Sirola | Guest Star | ||
| Bill Bixby | Director |