Mitchell starred on "7th Heaven" for 10 years. A few years after the show ended, she landed a regular role on "The Secret Life of the American Teenager." She stars as herself on the mini docu-series "Hollywod Darlings" from Pop.

She got married in 2008 with "7th Heaven" cast mates Jessica Biel and Mackenzie Rosman serving as bridesmaids. The couple has two kids.