Carpenter's breakthrough role came in 1997 when she was cast as Cordelia Chase, a popular and sharp-tongued high school student, in the iconic television series "Buffy the Vampire Slayer." Her portrayal of Cordelia earned her a dedicated fan base and led to her becoming a beloved character in the show's spin-off series, "Angel" (1999-2004). Throughout her time on both shows, Carpenter showcased her versatility as an actress, deftly transitioning from comedy to drama and delivering memorable performances.

Following her success on "Buffy the Vampire Slayer" and "Angel," Carpenter continued to make appearances on various television shows, including "Veronica Mars" and "The Lying Game," among others. She also ventured into the world of film, starring in movies such as "The Expendables" (2010) and "The Expendables 2" (2012), where she shared the screen with an ensemble cast of action stars.

In addition to her acting career, Carpenter has been vocal about her experiences and has used her platform to raise awareness on important social issues. She has openly discussed her personal struggles, including body image issues and her own encounters with abuse, advocating for self-acceptance and empowerment.

Carpenter's talent and charisma have made her a beloved figure in the entertainment industry. Her ability to bring depth and complexity to her characters, combined with her natural screen presence, have garnered her praise from both critics and fans alike.

Outside of her professional endeavors, Carpenter is also involved in charitable work. She has supported various organizations, including those dedicated to raising awareness about mental health and supporting survivors of abuse.