Carter first appeared as a major character in a television role in 2003 when she played Allie Bennett in Black Sash and the following year she also appeared in three episodes of Smallville, she played fan favorite Alicia Baker, who has a romantic relationship with Clark Kent.
Carter's later television career has included playing the character Madeline Poe, a rookie prosecutor in Shark between 2006 and 2008, appearing in all 38 episodes of the series. In 2009 she also appeared in three episodes of CSI: NY, as the character Haylen Becall, a forensic school graduate.
Carter released a solo album Before Three in December 2009.
On June 19, 2011, Carter was one of thirty-five climbers who scaled Mount Shasta to raise money for the Breast Cancer Fund, for which she is a spokesperson. Her mother and aunt have both had breast cancer. She has also hiked the West Coast Trail.
She is part of the duo SanguinDrake, founded in 2010. As of December 2012, the band has released four self-produced music videos on their website. On May 12, 2012 SanguinDrake released their first album Pretty Tricks.
