King Gunther - ruler of Netherlands and a good father to her daughter Princess Linda. Worrying about her future. The founder of the Princess School.Princess Linda - A beautiful and attractive princess from the Netherlands who is not like any other ordinary princess, who is nice, caring and dorky. Loves America and american things and wants go to college in America in USC where she dreams about.Walter - King's royal advisor and loyal to King Gunther and Princess Linda and he also cares about Billy.Billy - Nerdy kid who is Princess Linda's age and is not exactly kind of guy who you would pick for prince charming. He has Prince Charming's heart, but not his looks and is the last person anyone would date Linda. Going to USC school of cinema in the fall and dreams about being the next Josh Schwartz. Once he recieve the letter he thought it was a gag. But he found it wasn't met Linda and explained everything to him and fell in love with her in a minute.Jimmy - Billy's best friend who thought was playing a trick on him, but he isn't and a leader of the rock that Billy helps set up for a record producer.Billy's Dad - Supportive of BIlly and tells him to go along with Jimmy's gag.Billy's Mom - Supportive of Billy's and tells him to go along with Jimmy's gag.american limo driver - that drives Billy to the airport.American flight attendant in Billy's private jet - serves Billy's drink.King's royal chauefffer - Takes Billy to King Gunther's castlePrincess Jeannette - one of the students who attends the princess school and Billy and Linda's classmate.Princess Anna - one of the students who attends the princess school and Billy and Linda's classmatePrincess Jessica - one of the students who attends the princess school and Billy and Linda's classmatePrincess Diane - who is Antonio lackey. He also hates Billy and thinks he's a geek too. one of the students who attends the princess school and Billy and Linda's classmatePrince Edward -one of the students who attends the princess school and Billy and Linda's classmate.Prince Antonio - The main antagonist of this story who is Billy's rival and is in love with Princess Linda. He hates Billy and doesn't like him dating his future girlfriend. He is suspicious of him and figure out he's not really a prince, one of the students who attends the princess school and Billy and Linda's classmatePrince Oliver - one of the students who attends the princess school and Billy and Linda's classmatePierre - the bellman and tour guide to the castle where the ladies show them to their roomAlfred - the bellman and tour guide to the castle where the gentlemen show them to their rooms.King Gunther's maid - The maid shows Billy where the kitchen isMr Rayne - record producer who signs Billy's friend Jimmy.