Is this happens, he will be joining fellow cast mates Armie Hammer("Mirror Mirror") and Alicia Vikander("Anna Karenina").
"U.N.C.L.E." stands for United Network Command for Law Enforcement. In the original NBS television classic series, this group fought the evil of T.H.R.U.S.H., which stood for Technological Hierarchy for the Removal of Undesirables and the Subjugation of Humanity. Robert Vaughn starred as Napoleon Solo and David McCallum as Illya Kuryakin.
Henry Cavill recently completed Zack Snyder's "Man of Steel", and he can currently be seen in "The Cold Light of Day" and "Immortals".