Brick Dollhouse

Dichen Lachman ( DEE-chən LAK-mən;) (born 22 February 1982) is an Australian and Tibetan actress and model. She is best known for her roles as Katya Kinski in the soap opera Neighbours (2005-2007), Sierra in Joss Whedon's science fiction drama series Dollhouse (2009-2010), and Gemma Scout/Ms. Casey in Severance (2022-present).