GK Films is betting big on youth — specifically 14-year-old “Hugo” star Asa Butterfield.The banner, which produced “Hugo,” has signed Butterfield to an overall two-year deal to develop projects in which the Brit thesp would star. Butterfield built a relationship with producer Graham King during “Hugo,” which won the NationalBoard of Review and is among the leading award season contenders. Butterfield garnered notice for toplining 2008′s “The Boy in the Striped Pajamas” opposite Vera Farmiga and David Thewlis. Other feature credits include “Son of Rambow,” “The Wolfman” and “Nanny McPhee and the Big Bang” while his TV credits include a recurring role on the BBC series, “Merlin.” Butterfield closed a deal in November to star as the title character in “Ender’s Game,” Odd Lot Entertainment’s adaptation of Orson Scott Card’s 1985 sci-fi novel. Gavin Hood (“X-Men Origins: Wolverine”) is directing the pic, which Summit has set for a March 15, 2013 release. GK Films is developing an adaptation of “Jersey Boys,” the untitled Freddie Mercury story, an original screenplay by Robert Towne of “The Battle of Britain” and “Little White Corvette” with Emma Stone set to star. Butterfield is repped by CAA and Independent in the UK.