the box office behind the second weekend of 21 and fellow newcomer Nim's Island, below the expectations of Universal Studios. Viewers in their 50s to 80s were the main audience for the film. As of October 2013, the movie had made about $31.2 million from the United States and Canada and $10.1 million from other markets making a global total of $41.3 million. The budget for the film was $58 million. Critical response On Rotten Tomatoes, the film has an approval rating of 52% based on 170 reviews, with an average rating of 5.81/10. The website's critics consensus reads: "Despite a good premise and strong cast, this pro football romcom is half screwball and half fumble." On Metacritic, the film has a weighted average score of 56 out of 100, based on 34 critics, indicating "mixed or average reviews". Audiences surveyed by CinemaScore gave the film an average grade of "C+" on scale of A+ to F. Peter Travers of Rolling Stone wrote: "Leatherheads is most on its game when it's in the game, and in the zone of Clooney's no-bull affection for the faces of his actors." Kirk Honeycutt of The Hollywood Reporter wrote: "Clooney, the film's director and star, can't make up his mind how to approach the story. One minute it's a romantic comedy. Then it switches to slapstick, then to screwball comedy before sliding into Frank Capra territory." Todd McCarthy of Variety wrote: "Arch and funny in equal measure, this looks like a theatrical non-starter that Clooney fans and football devotees might be tempted to check out down the line on DVD or on the tube." Writing credits In 2007, a Writers Guild of America arbitration vote decided not to award Clooney a screen credit for the film, preferring to credit only the original writers, longtime Sports Illustrated columnist Rick Reilly and his former magazine colleague, Duncan Brantley. In response to the WGA's ruling, Clooney resigned his full WGA status to go "financial core" within the guild, meaning that while still technically a member, he only has limited rights. While he did not contest the ruling of the WGA, Clooney said that he did not want to exclude Brantley and Reilly, agreeing that they deserved the first position credit for their work, but felt that his "major overhaul" of the 17-year-old script to turn it into a screwball comedy left only two of the original scenes