LOS ANGELES (AP) — “Ender’s Game” scored the No. 1 slot at the weekend box office, earning $28 million in its opening weekend and sending “Jackass Presents: Bad Grandpa” into second place, according to studio estimates Sunday.

“Ender’s Game,” based on the novel by Orson Scott Card, stars Asa Butterfield and Harrison Ford as intergalactic soldiers.

READ MORE: Mass Vaccination Site At Long Beach Convention Center Closing Amid Spike In New Cases

Paramount’s candid-camera comedy starring Johnny Knoxville disguised as an old man brought in another $20.5 million in its second weekend, with a domestic total reaching more than $62 million.

READ MORE: Protesters Vandalize Mayor Eric Garcetti's Home After He Signs Ordinance To Restrict Homeless Encampments

Overseas, “Thor: The Dark World” earned $109.4 million in its first international weekend. The superhero sequel opens domestically next weekend.

MORE NEWS: 'The Childcare System Is In Crisis': Childcare Costs Rank As Top Expense for SoCal Families

(© Copyright 2013 The Associated Press. All Rights Reserved. This material may not be published, broadcast, rewritten or redistributed.)