Rebecca Rubin Film and Media ReporterFocus Features has landed rights to “Silent Twins,” a thriller starring Letitia Wright and Tamara Lawrance.Based on the book by Marjorie Wallace, the film marks the English language debut of director Agnieszka Smoczynska (“The Lure”). Andrea Seigel wrote the screenplay.Set in the 1970s and ’80s, the story follows June and Jennifer Gibbons, twins from the only Black family in a small town in Wales.