Joseph Mazzello

Joseph Francis Mazzello III (born September 21, 1983) is an American actor. He began his career as a child actor best known for his roles as Tim Murphy in ''Jurassic Park'' and Roarke Hartman in ''The River Wild''. As an adult, Mazzello is best known for his portrayal of real-life figures Eugene Sledge in the HBO miniseries ''The Pacific'', Dustin Moskovitz in ''The Social Network'', and Queen bass player John Deacon in the biopic ''Bohemian Rhapsody''. Provided by Wikipedia