Sophie Nyweide, a former child actor whose brief career included roles in the films 'Mammoth,' 'Noah' and 'Bella,' has died. She was 24.

Former child actor Sophie Nyweide was pregnant at the time of her death earlier this month, according to a copy of her death certificate obtained by NBC News on April 24. Nyweide, known for her roles in “Mammoth” and “Margot at the Wedding,” was found dead at age 24 in a wooded area near Bennington, Vermont, on April 14, her death certificate said.

Sophie Nyweide's mother issued a statement on the actress' death at the age of 24 amid reports that the investigation into her cause of death is still ongoing. Police have reportedly not ruled out foul play.