Lily Cowles (born September 7, 1987) is an American actress known for her role as Isobel Evans in Roswell, New Mexico and Helen Park in Call of Duty: Black Ops Cold War. Cowles was born in 1987 and raised in rural Connecticut, the daughter of actress Christine Baranski and playwright Matthew Cowles. Cowles has an older sister, an attorney named Isabel. Cowles earned a Bachelor of Arts degree in religious studies from Princeton University. Cowles' father died of congestive heart failure in 2014.