Born in 1987 at Offut Air Force Base, Halle began her acting career at the tender age of three while her parents were stationed in Pensacola, Florida. Her first stage role was at three years old, and she was soon discovered by agents, booking commercials in Florida and later in New York.
She landed numerous national TV and radio spots for renowned companies such as Disney Cruise Lines, Jiff, Tyco, Burger King, Kraft, Hardees, Kellogs, and even appeared alongside Bill Cosby in a Jello commercial. At the age of four, she secured a recurring role on the ABC soap opera, Loving.
Halle's television and film career progressed with several Hallmark Hall of Fame TV movies before she landed her breakout role in One True Thing, playing a young Renée Zellweger and working alongside Meryl Streep and William Hurt. She then appeared as Tom Hanks's eight-year-old aunt in You've Got Mail.
At the age of eleven, Halle received her first Young Artist's Award nomination for her chilling performance as a would-be child serial killer in the Law & Order episode, Killerz. She continued to showcase her dramatic range with roles in Manna from Heaven and The Ultimate Christmas Present.
By the age of twelve, Halle had relocated with her family to Los Angeles, where she became a sought-after young actress, landing significant guest-starring roles on network series and leading roles in TV series pilots and made-for-TV movies. She was a finalist for the role of Lizzie McGuire and was later selected for the starring role in the Disney Channel TV Christmas Classic, The Ultimate Christmas Present.
At fourteen, Halle landed a major recurring role on ER, portraying Mark Greene's wayward daughter, Rachel. She continued with the series until its final episode in 2009, where her character was redeemed as a medical student following in her father's footsteps.
After ER, Halle secured another major recurring role on JAG, playing Harm's ward, "Mattie Grace Johnson". She then landed a series regular role on the award-winning Discovery Kids series, Flight 29 Down. During her teenage years, she received several more Young Artist Awards nominations and two best actress awards.
Noteworthy film roles during her teens included playing Kristen Stewart's best friend, Rachel, in Speak and a starring role opposite Richard Thomas in Wild Hearts, a Hallmark Movie Channel favorite. At nineteen, Halle fought for and won the starring role in the independent feature, 16 to Life, garnering two best actress awards on the film festival circuit.
This film was released on TV in February 2011, and in April of the same year, she starred in the independent feature, Right Next Door, opposite Linda Hamilton. Halle continued to balance her award-winning acting career with her education, graduating from UCLA with honors, Magna Cum Laude, with a BA in Anthropology in June 2011. She has also spent time studying in Beijing, China, and is fluent in Chinese.