She is best known for her recurring roles as Dana Monohan on the American Broadcasting Company series The Gates and as Rose Hattenbarger on The CW series Hart of Dixie. Her first notable acting role was in the 2006 television film Inspector Mom starring Danica McKellar. She also appeared in a few independent films.
In 2011, Miller appeared as Talia in a three episode stint on the Disney Channel sitcom Wizards of Waverly Place, as the love interest to Jake T. Austin"s character Max Russo.
She co-starred in the 2013 film The Iceman, starring Michael Shannon and Winona Ryder. She played the daughter of Ryder"s character.
She also guest starred on the Music Television series Awkward as a love interest for Matty Mckibben. In 2015, she guest starred on the Fox series Scream Queens as Sophia.
Besides acting, Miller was also a competitive dancer, with more than six years of experience in jazz, hip hop, clogging, tap, lyrical and ballet.