Elaine Frye Cavanaugh was a woman whose daughter Katie Cavanaugh sodomized and killed Marnie Foster. Her other daughter from her first marriage, June Frye, placed the body in a duffel bag in front of a church. While investigating the girl's death, detectives Olivia Benson and Elliot Stabler discover that Elaine sexually abused both of her daughters.
She was imprisoned for the abuse and first-degree reckless endangerment in Marnie's death. (SVU: "Totem")