|Character||Isabelle Tyler as a young girl|
|Date of birth||July 22, 1998|
|Origin||Arlington, Texas, USA|
Madison Pettis was born in Texas, to Steven and Michelle Pettis. Her father is African-American and her mother is Mexican-American. Pettis was first noticed when her mother entered into an annual cover search held by FortWorthChild, a local parenting magazine. From that she began modeling and acting in commercials; she had an agent and a website from the age of five. She was seen in one episode of Hannah Montana. She portrayed Isabelle Tyler in an episode of The 4400. She was the 2007 Disney Channel Games commentator, and also appeared on Barney & Friends as Bridget, in which she sang, danced and acted. In 2008, she cameoed in Dr. Seuss' Horton Hears a Who!, and had roles in Mostly Ghostly: Who Let the Ghosts Out? and A Muppets Christmas: Letters to Santa.
Pettis also had a small role in Seven Pounds as Lorena. She has a voice role in the Disney Channel animated series Special Agent Oso. In 2009, Pettis had a role in Free Style as Bailey Bryant with Corbin Bleu and appeared as herself on the syndicated version of the game show Are You Smarter Than a 5th Grader?. She is now a model with LovePastry and has a Disney Junior show Jake and the Never Land Pirates.