In 2002, she made her television debut in the show The Bernie Mac Show, as Lara. On June 17, 2005, Wallace made her film debut in the movie The Perfect Man, as Zoe Hamilton, alongside Hilary Duff, who played Zoe's sister Holly, and Heather Locklear who played Zoe's and Holly's mother Jean.[2] She also guest starred on the Nickelodeon television show iCarly, portraying Mandy, an obsessed fan.[3][4] Wallace continues to perform in multiple facets, including theater performances, film and making music.