Beverly Hills, CA – The four Oscar®-winning actors from the 83rd Academy Awards – Christian Bale, Colin Firth, Melissa Leo and Natalie Portman – will present at the 84th Academy Awards, telecast producers Brian Grazer and Don Mischer announced today. Both Bale and Leo received Oscars® for their supporting roles in “The Fighter.” It was Bale’s first nomination and Leo’s second. Two-time nominees Firth and Portman took home Academy Awards for their lead performances in “The King’s Speech” and “Black Swan,” respectively.