The Man from U.N.C.L.E. - Season 1 - Eps 18: The Mad, Mad, Tea Party Affair
Prior to an important conference at U.N.C.L.E. headquarters, a bizarre series of events occurs revolving around a strange man Mr. Hemmingway (Richard Haydn) who keeps appearing and disappearing at will in the building. Solo and Illya learn that he has been placed there by Waverly to test the security system, but THRUSH also has an inside agent, Riley (Peter Haskell), who plants an exploding false tabletop on the conference table at the direction of Dr. Egret (Lee Meriwether). Solo has only a few minutes, before the conference is to begin, to try and find out who the infiltrator is.
About The Man from U.N.C.L.E.

Title: The Man from U.N.C.L.E.
First Air Date: 1964-09-22
Last Air Date: 1968-01-15
Status: Ended
Rating: 7.2/10 (from 63 votes)
Language: EN
Seasons: 5
Total Episodes: 105
Network: NBC
Genres: Action & Adventure, Comedy, Sci-Fi & Fantasy
Production Companies: MGM Television, Arena Productions
Synopsis
Agents Napoleon Solo and Illya Kuryakin work for a secret intelligence service working under the auspices of the U.N. Their immediate superior is Mr. Waverly. Together they operate out of a secret base beneath the streets of New York City, and accesses through several cover business such as Del Floria's Tailor Shop and the Masque Club. This secret intelligence service is called U.N.C.L.E. United Network Command for Law and Enforcement.
Cast

Robert Vaughn
Napoleon Solo

David McCallum
Illya Kuryakin

Leo G. Carroll
Alexander Waverly