T.R. Knight On His Incredible Transformation Into J. Edgar Hoover For 'Genius'

Also available on the NBC app

"Genius" star T.R. Knight shares with Access Hollywood Live's Natalie Morales and Kit Hoover the complicated prosthetics and makeup process he underwent to become an aging J. Edgar Hoover for the Nat Geo series. How long was T.R. in the makeup chair to achieve such amazing results? Plus, T. R. reacts to having a whole new generation of "Grey's Anatomy" fans! "Genius" airs Tuesdays at 9/8c on Nat Geo.

Available until 07/08/17
Tags: Access hollywood, access hollywood live, Natalie Morales, nat geo, Genius, drama, biography, history, j. edgar hoover, TV, t.r. knight, Grey's Anatomy, Albert Einstein, kit hoover
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