Oscar Isaac and Jake Gyllenhaal are set to star in a film focusing on the making of The Godfather.The actors will portray Francis Ford Coppola, the director of the 1972 classic, and Robert Evans, who produced the crime drama, respectively.Directed by Barry Levinson, the big screen venture will chronicle the behind-the-scenes drama, which prompted Coppola to clash with studio bosses at Paramount.“Out of the madness of production, and against all odds, a classic film happened,” Levinson said in a