Stella Maeve is an American actress best known for her starring role as Agnes Clark, Walter's younger sister who works at a diner near the police department, in the police procedural television series Golden Boy.
Maeve starred in a two-episode arc of Grey's Anatomy as Lily, a woman who comes to Seattle Grace after her family is in a serious car crash.
Her other television credits include House, Bones, Ghost Town, Gossip Girl, Law & Order: SVU and Law & Order: CI, as well as CSI: Crime Scene Investigation.
Maeve also appeares in the film All Together Now, an indie rock drama. The film follows a group of 20-somethings during the course of a night as they attend a rock concert in the middle of the woods.
Maeve also appears in Manson Girls as Linda Kasabian, opposite Taryn Manning and Gillian Zinser; and stars in the indie drama Starlet, where she plays a drug addicted adult film star who is washed-up by the age of 20.
Maeve's other film credits include The Runaways, Brooklyn's Finest, Harold and Transamerica.