Watch Masters of Sex: Cast and Creators Live at PALEYFEST (2014) : Full Movie Online Free "Masters of Sex" at PALEYFEST on March 24, 2014. Showtime's "Masters of Sex" blazes new dramatic terrain to illuminate the revolutionary scientific research of the postwar era that helped to spark the sexual revolution. Michael Sheen and Lizzy Caplan portray sex researchers William Masters and Virginia Johnson, whose controversial work and scandalous romance challenged suburban normalcy.