The HBO Films semi-improvised comedy movie “Clear History” is in production and casting for the film’s extras will be ongoing throughout the shoot which will continue through early November, 2012. The casting director in Boston is seeking children and teen extras, as well as adults. They are also casting teens and adults who are great water skiers. These are fully paid positions, and no prior experience working as a background performer is necessary. Filming is taking place in the North Shore region of Massachusetts.