Leonardo DiCaprio will star in and Martin Scorsese will direct a big-screen adaptation of the Pulitzer-winning biography The Rise of Theodore Roosevelt by Edmund Morris.... Former 007 Pierce Brosnan will join Liam Neeson in the period thriller Seraphim Falls, lensing this fall. Also per Variety: Julia Roberts' 14-year-old niece (daughter of Eric), Emma Roberts, is set to play the titular teen sleuth in the feature Nancy Drew: The Mystery in Hollywood Hills.