Teeth is a 2007 thriller written and directed by Mitchell Lichtenstein. Dawn (Jess Weixler) is an outspoken member of her high school's chastity club and an overall good student. At home, she deals with her own issues with sexuality, a sick mother, and a twisted stepbrother. Life gets even more difficult when she starts spending time with Tobey (Hale Appleman), a boy from school she has a crush on. Unexpected violence causes Dawn to discover that her vagina has teeth. Scared and confused, Dawn tries to figure it out on her own and remembers a lesson from biology class about biological adaptations. She turns to Ryan (Ashley Springer) for support, but ends up hurt once again. Unsure of what to do and even more scared and confused than before, Dawn finally breaks down and goes to a doctor who doesn't know her parents. What happens to her that day changes her life forever.