The strong friendship between Lew Wickersham and Mannix melts into a violent and deathly feud. The bitter battle begins when Mannix launches an investigation into the theft of a highly secret formula for the development of a laser ray. Stolen plans and sabotage involve Intertect and their agents.
| Name | Type | Role | |
|---|---|---|---|
| Chester Krumholz | Writer | ||
| Julian Burton | Guest Star | ||
| Beverly Garland | Guest Star | ||
| Jack Bernardi | Guest Star | ||
| Roscoe Lee Browne | Guest Star | ||
| Michael Tolan | Guest Star | ||
| Morgan Jones | Guest Star | ||
| Dana Elcar | Guest Star | ||
| Ronnie Rondell Jr. | Guest Star | Lab Tech | |
| Sidney Clute | Guest Star | ||
| Antoinette Bower | Guest Star | ||
| Austin Willis | Guest Star | ||
| Nicholas Georgiade | Guest Star | ||
| Leonard J. Horn | Director |