In the TV movie My Stepdaughter, the protagonist Jill marries Robert (Matt Socia), which includes inheriting a teenage stepdaughter, Casey (Niki Koss). Casey doesn’t like her new stepmother and will do evil things in order to break up the new marriage. Evil as in kidnap Jill’s 9-year-old daughter Lydia (Ava Acres). Jill even suspects Casey of being involved with the sudden and mysterious death of Jill’s handicapped mother.
[Who Is Evil Stepdaughter Casey In ‘My Stepdaughter’ on Lifetime?]
Jill is portrayed by Emmanuelle Vaugier. She’s best known for her roles in Lost Girl (Evony Fleurette Marquise), Mistresses (Niko), Two and a Half Men (Mia), Covert Affairs (Liza Hearn), CSI: NY (Detective Jessica Angell), and Smallville (Dr. Helen Bryce). Or you might recognize her as Addison Corday from the Saw
