McCord appears in the 2007 horror film remake Day of the Dead, and the 2008 horror film Slaughter. In addition to appearances on Close to Home and The O.C., she plays rebellious Loren Wakefield on the MyNetworkTV limited-run serial American Heiress. She was also cast as the star in another MyNetworkTV telenovela, Rules of Deception, but the project was halted in preproduction. In addition, she appeared in two first season episodes (19 and 20) of Ugly Betty as well as an episode on the first season of Greek, and an episode on the fifth season of Cold Case. McCord portrays Eden Lord, a character in the fifth season of the FX series Nip/Tuck.

She has also joined the cast for 90210. She will play Naomi, a high school girl who is filthy rich, very attractive and very popular.