[4][better source needed] Her father, Baruch Vega, is a Colombian fashion photographer and former informer for the Central Intelligence Agency,[5] and her mother, Gina Rue, is a former model.

In 2006, she starred in another made-for-TV movie, Walkout; and finished filming Remember the Daze, which was released in limited theaters in April 2007.

[10] Vega was confirmed as the lead role in Helix, written and directed by Aram Rappaport, which began filming in Chicago in March 2008.

[13] Throughout 2012, Vega starred in the independent thriller, 2br/1ba, directed by Rob Margolies and co-stars with Spencer Grammer and Kathryn Morris.

Vega also starred in the Lifetime Channel movie The Pregnancy Project and her animated film The Clockwork Girl was completed.

Vega also voiced Christina in the animated series Unsupervised and had a guest role on Royal Pains.

[14] Throughout 2013 and 2014, Vega appeared in the films 23 Blast, Machete Kills, Bounty Killer, Wicked Blood, The Remaining, and The Hunters.

[20] Vega married American film producer Sean Covel on October 10, 2010 in a ceremony held in his hometown of Lead, South Dakota.

[23][24] In late 2012, Vega started dating American actor and singer Carlos Pena Jr., star of Nickelodeon series Big Time Rush and member of pop music boy band by the same name, after meeting him at a Bible study.

She guest appeared in the series finale episode of Big Time Rush, aired in July 2013, where she played the on-screen new girlfriend of Pena's character Carlos Garcia.

[32][33] In November 2023, the couple announced they were expecting their fourth child; Vega gave birth to a stillborn daughter in April 2024.