Blalock spent years dieting as a model and was relieved to move into acting, saying: “I’m jaded by my experiences in the modelling industry. You’re never skinny or perfect enough, and it was difficult mentally making the transition to acting.” She made her television debut in sitcom Veronica’s Closet, before guest appearances in The Love Boat: The Next Wave, CSI: Crime Scene Investigation, JAG, and starring as Medea in a 2000 adaptation of Jason and the Argonauts. She admitted she was excited at being a newcomer to the series: Blalock said of the original series: “Spock was Star Trek’s real sex symbol. Her second appearance was at an autograph signing show in Milton Keynes, England, in late April; this was soon followed by an appearance at a convention in Bonn, Germany, and others.