Mr. Webb (Mark Richman), a THRUSH agent, and Margitta Kingsley (Eleanor Parker), the wife of U.N.C.L.E. agent Robert Kingsley (Barry Sullivan), plot to steal a docility gas from General Maximilian Harmon (Leslie Nielson), who has kidnapped Professor David Garrow (Dan O'Herlihy) and his son Steve (Tony Bill). Harmon and a group of scientists consider themselves the ""Seven Intellectual Wonders of the World"" and, with the gas and the troops, plan to take over control of the world and ensure peace.
| Name | Type | Role | |
|---|---|---|---|
| Norman Hudis | Writer | ||
| David Hurst | Guest Star | ||
| Dan O'Herlihy | Guest Star | ||
| Barry Sullivan | Guest Star | ||
| Inger Stratton | Guest Star | ||
| Leslie Nielsen | Guest Star | ||
| Edgar Stehli | Guest Star | ||
| Albert Paulsen | Guest Star | ||
| Eleanor Parker | Guest Star | ||
| Tony Bill | Guest Star | ||
| Ruth Warrick | Guest Star | ||
| Hugh Marlowe | Guest Star | ||
| Peter Mark Richman | Guest Star | ||
| Sutton Roley | Director |