Born in 1991 in Winter Park, Florida, Spencer began to show an interest in the arts at a young age. When asked in school to draw what she would be when she got older, 6 year old Spencer drew herself on-stage with a star over her head. Two years later, she had enrolled in acting classes and immediately started booking numerous television commercials in the Orlando, Florida area. With sights set high, 11 year-old Spencer and family set off to Los Angeles to pursue her dreams. Within a year's time, she booked a guest starring role on CBS's Without a Trace (2002) and a role in Sony Pictures' feature film Spanglish (2004). Shortly thereafter, Spencer began recurring as "Bitsy" on the Nickelodeon series Ned's Declassified School Survival Guide (2004). In 2004, Spencer stole the hearts of producers Robert Zemeckis, Steven Spielberg, and director Gil Kenan and won the lead role of "Jenny" in Sony Pictures / Imagemovers' feature film, Monster House (2006). This was one of the first "Motion Capture" films of the time. She was nominated for an Annie Award for her role role as "Jenny". At 14 years of age, Spencer booked the lead role of "K-Mart" in Resident Evil: Extinction (2007). Her character lived to see the 4th installment, Resident Evil: Afterlife (2010), which was released in 2010. Spencer has guest starred in numerous television shows throughout this time such as Cougar Town (2009), In Plain Sight (2008), The Vampire Diaries (2009), Cold Case (2003), and Love Bites (2011). She most recently filmed a movie for Lifetime called The Bling Ring (2011), which airs this summer. In 2008, Spencer filmed an independent mini-series called Twentysixmiles (2010) which is looking for distribution. Spencer has also had the opportunity to be a part of a couple of independent films such as Karaoke Man (2012), and has a lead role in Joseph Kahn's Detention (2011), which has recently been acquired by Sony Films for worldwide distribution. Spencer lives in Los Angeles with her family and looks forward to a bright future.