The Walking Dead is an episodic, graphic adventure video game series developed and published by Telltale Games and Skybound Games, based on The Walking Dead comic book series. First released in April 2012, the series currently spans three main five-episode seasons, an additional episode as downloadable content, and a mini three-episode season, with the fourth and final season being released in 2018 and ended in 2019. The games have been released to personal computers, game consoles, and mobile devices and have had both digital and physical releases.