'Thor' sequel box office heavy-hitter with $85.7M Disney's superhero sequel, starring Chris Hemsworth and Natalie Portman, earned $85.7 million when it opened domestically, knocking last weekend's victor, Lionsgate's "Ender's Game," down to No. 5, according to totals released Monday. Bad Grandpa clutched the No. 2 spot for the second weekend in a row with $11.3 million, bringing the Johnny Knoxville comedy's domestic total to $78.8 million during its third weekend. Relativity Media's animated "Free Birds," with characters voiced by Owen Wilson, Woody Harrelson and Amy Poehler, flew to No.