Adventure Time is an American animated television series created by Pendleton Ward for Cartoon Network. The series follows the adventures of a boy named Finn (voiced by Jeremy Shada) and his best friend and adoptive brother Jake (voiced by John DiMaggio)—a dog with the magical power to change shape and size at will. Finn and Jake live in the post-apocalyptic Land of Ooo. Throughout the show, they interact with the other main characters Princess Bubblegum (voiced by Hynden Walch), The Ice King (voiced by Tom Kenny), and Marceline the Vampire Queen (voiced by Olivia Olson). The series is based on a short produced for Nicktoons and Frederator Studios' animation incubator series Random! Cartoons. After the short became a viral hit on the Internet, Cartoon Network commissioned a full-length ser