All four stars are previous Oscar nominees.
Hayek Pinault earned her nod for her performance in "Frida," McCarthy for "Bridesmaids," Neeson for "Schindler's List," and Travolta for "Saturday Night Fever" and "Pulp Fiction."
Seth MacFarlane is to serve as host of this year's Oscars show, which will honor the best in film for 2012.
Kate Middleton recycles dress at movie premiere
Benedict Cumberbatch's dramatic reading of R. Kelly lyrics is just what you need