And you thought this year’s Best Actress race was crowded. Oscar winners Meryl Streep and Julia Roberts have come onboard the big-screen adaptation of Tony winner August: Osage County, reports Deadline; Streep will play the confrontational family matriarch and Roberts the eldest daughter in the John Wells–directed drama, which was scripted by original playwright Tracy Letts and will be produced by Harvey Weinstein. Still, before Streep’s former make-out partner Sandra Bullock and potential onscreen spawn Tina Fey feel left out, we should note that there are two other daughter parts in August that remain to be cast … [Deadline]