Comedian/talk show host Ellen DeGeneres, who is hosting the Academy Awards, will be Walters' fourth guest on the special, which will air at 7pm on the East Coast. It will be shown immediately after the Oscars on the West Coast.
Hudson and Murphy are nominated for Best Supporting Actress and Best Supporting Actor, respectively, for their roles as Effie White and James "Thunder" Early in the hit film Dreamgirls. Mirren is nominated as Best Actress for her work as Queen Elizabeth II in The Queen.
All three actors are considered the front-runner for the Oscar, having previously won the Screen Actors Guild Award, the Golden Globe, and various critics awards. Hudson and Murphy are first-time nominees; Mirren was previously nominated for her work in The Madness of King George and Gosford Park.