On July 10, 2013, Lionsgate was reported to have acquired the comedic crime novel The Great Mortdecai Moustache Mystery, written by Kyril Bonfiglioli. Koepp directed the film, titled Mortdecai, from a script by Eric Aronson; Johnny Depp played the lead role of Charlie Mortdecai, and the film also featured Gwyneth Paltrow, Ewan McGregor, and Paul Bettany. Koepp adapted the Marcus Sakey novel Brilliance, which will star Will Smith and Noomi Rapace.