Jessica Barth is an American actress and producer, best known for her role as Tami-Lynn McCafferty in the Ted film series. She has appeared in various television shows and movies, showcasing her talent in both comedic and dramatic roles. Barth has also worked in theater, further demonstrating her versatility as a performer. In addition to her acting career, Jessica Barth is an advocate for mental health awareness and has spoken openly about her own experiences. She is involved in various charitable organizations, using her platform to support causes that resonate with her and promote positive change in the community.