Known for her role as Lucy Canellan on the early 1990s television series Ghostwriter, Lineburg is also notable for her appearances in Joan of Arcadia, ER, and Law and Order. Her film roles include Lizzy in Blown Away and Sarah in Zoe.
When she was just eight years old, she appeared in two episodes of The Baby Sitters Club.
She played the role of Sophie in several 2003 episodes of Joan of Arcadia.
She was born in Morris County, New Jersey. Her brother, Chris Lineburg, also pursued a screen acting career.
She and Julia Stiles both played recurring roles on Ghostwriter.