Michelle Williams is opening up about life as a mom of four. The Dying for Sex star quietly welcomed her fourth child earlier this year via surrogate, as reported by People in April. The newborn is her third child with husband Thomas Kail, with whom she also shares son Hart, 4, and another child born in 2022 whose name and sex have not been revealed. (Williams also shares daughter Matilda, 19, with the late Heath Ledger.