Jessica Chastain's Side-Part Hairstyle at the Emmys 2024 Jessica Chastain kept her red hair pin-straight and accentuated the look with a deep side parting. Celebrity hairstylist Renato Campora used the Sisley-Paris Hair Rituel Invisible Hold Hairspray to keep her hair sleek and frizz-free. Image Source: Getty / FREDERIC J. BROWN