Madeline attempts to stop the theft of the Mona Lisa in the Louvre, but no one believes her; so, she is sent to a finishing school in London. But now the thieves are also in London, and they will try to rob the Crown Jewels! Would Madeline be able to stop them?

• DiC Enterprises
• Nickelodeon Productions
• Whoopi Goldberg
• Chantal Strand
• Jim Byrnes
• Mackenzie Gray
• Britt Irvin
• French Tickner
• Annick Obonsawin