by Stephanie SoteriouBuzzFeedBuzzFeed StaffI'm an innately nosey and chronically online celebrity and pop culture journalist, with my specialist areas including deep-diving lyrics and calling out Terrible MenTM. Christina Ricci was just 10 years old when she made her movie debut in the 1990s film Mermaids: (C)Orion / courtesy Everett Collection She went on to enjoy huge success as a child actor, starring in the likes of The Addams Family, Casper, and Now and Then.