Though by no means the most eccentric of the Arquette clan, actor David Arquette earned a reputation in the 1990s and into the new millennium as one of Hollywood’s most offbeat talents. After a lengthy apprenticeship in minor roles, he caught his big break as the lightweight but loveable sheriff Dewey in Wes Craven’s “Scream” (1996); the character was so popular with audiences that producers revamped his death scene to include him in both sequels (1997 and 1999). The franchise’s success – along with his marriage to his “Scream” co-star Courteney Cox – propelled him to stardom, though he seemed