The "Rolling in the Deep" singer is reportedly set to play the film's baddie, starring along Samuel L. Jackson, Michael Caine, Colin Firth, David Beckham and Elton John.
"Adele is exactly what Matthew is looking for," a source said. "He wants the highest-profile names in various fields to boost the film’s cause and turn it into a mega-money franchise.”
"You can't get much bigger than Adele, which is why he's so keen to get her involved," the source added. "She'll be great value on the big screen."
"The Secret Service is based on a graphic novel by Mark Millar, the creator of "Kick-Ass," and is slated for a 2014 release.
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