Amy Smart is an American actress and former fashion model. She has appeared in numerous films and television shows, showcasing her versatility and range as an actress. Smart first gained attention for her role in the 1999 film "Varsity Blues," and has since appeared in movies such as "Road Trip," "The Butterfly Effect," and "Crank."

In terms of nude scenes, Smart has appeared topless in several films including "Mirrors" (2008) and "Life in Flight" (2008). In "Mirrors," Smart's brief nudity occurs during a shower scene, while in "Life in Flight" she is seen topless in a sex scene. Smart's performances in these scenes have been praised for their naturalness and authenticity, reflecting her commitment to her craft as an actress.