The series follows Jessie Prescott, an 18-year-old, now 19, small town girl with big dreams who decides to leave her hometown in Texas for She accepts a job as a nanny and moves into a multi-million dollar penthouse apartment on the Upper West Side with the wealthy Ross family. The family includes jet-setting parents, Morgan Ross and Christina Ross, and their four rambunctious children, Emma Ross, Luke Ross, Ravi Ross, and Zuri Ross along with the family's pet, a seven-foot monitor lizard. With a whole new world of experiences open to her, Jessie embarks on new adventures in the big city as she learns to rely on the love and support of the children in her care. Assisting her are Bertram, the family’s sarcastic butler, and Tony, the building's 20-year-old doorman.
- Tony (Chris Galya) is the building's 20-year-old doorman. He has a crush on Jessie.
- Morgan Ross (Chip Esten) is the kids' father. He's a high budget film director.
- Christina Ross (Christina Moore) is the kids' mother. She's a former model turned business mogule.
- Rhoda Chesterfield (Carolyn Hennesy) is the main antagonist who is head of the board.
- Agatha (Jennifer Veal) is the mean nanny who bullies Jessie and the Ross family.
Development and production
JESSIE skipped the pilot phase and was directly put into production by Disney_Channel Disney Channel. The show is taped at Hollywood_Center_Studios Hollywood Center Studios and takes place in New_York_City New York City. It was announced on June 9, 2011 that production had begun on the series. Thirteen episodes were initially ordered for the first season. On July 22, 2011 when the show's freshman season was in production, Disney Channel ordered an additional seven episodes bringing the total episodes for the first season to 20. The series has since been renewed for a second season of 28 episodes, which premiered on October 5, 2012. There is also a TV movie for JESSIE that has gone into production. On January 5, 2013 JESSIE was renewed for third season and Debby Ryan confirmed filming will start May 2013 and is set to premiere October 4, 2013 and Karan Brar said Peyton List (Emma) may not return for season 3, but we see that she is still present.
- JESSIE is the only Disney_Channel Disney Channel series where the main character has already graduated from high school.
- JESSIE currently has the highest ever testing for a Disney_Channel Disney Channel series.