Rick and Morty is an American animated television series created by Dan Harmon and Justin Roiland that premiered on December 2, 2013 on Cartoon Network's late-night programming block, Adult Swim. Roiland voices the eponymous main characters Rick, a scientist and alcoholic, and Morty, Rick's grandson, as Rick proves himself to be a negative influence on Morty and his family. The series was announced during Adult Swim's 2012 Upfront presentation, and has been picked up for 10 half-hour episodes.