Smith, Walhburg, Foxx, Timberlake as potential documentary narrators

A great documentary needs a memorable voice actor to tell the story, but a great music documentary requires an actor who is not simply reading a script but understands the music industry in which he is reading. WILL SMITH, MARK WALHBURG, JAMIE FOXX AND JUSTIN TIMBERLAKE are four such musicians turned award winning actor/producers who we fill are perfect for the job. But there can only be one.