In this web exclusive, actor Richard Dreyfuss talks with Turner Classic Movies host Ben Mankiewicz about fighting for the role that would launch his career into the stratosphere: the shark expert Matt Hooper in Steven Spielberg’s “Jaws.” He also discusses the notoriously problem-plagued production; his awe of co-star Robert Shaw; and the most valuable lesson he learned during the film’s 159-day shoot on Martha’s Vineyard.