"Roy Scheider." . . . . . . . "Richard Dreyfuss and Roy Scheider star as the marine biologist and landlubber sheriff, respectively, who join forces with a grizzled fisherman (Robert Shaw) to hunt down the man-eating shark that is terrorizing a summer resort. There are echoes of Moby Dick in Shaw's obsessive, Captain Ahab-like sailor, as there are in the film's theme of the struggle between man and nature." . "Jaws : 30th Anniversary Edition" . "Robert Shaw." . . . .