Josh Brolin wearing a black wool tuxedo, $2,695, and black patent-leather shoes, $575, at Gucci, Beverly Hills. White button-down shirt, $395, and black wool and silk-blend vest, $795, both at Yves Saint Laurent, Beverly Hills. White satin tie, $150, at Giorgio Armani, Beverly Hills. Diamond and black onyx cuff links, $5,200, at Neil Lane. Photograph by Jill Greenberg, stylist: Negar Ali/Margaret Maldonado Agency; grooming: Kim Verbeck/Exclusive Artists Management.