Back to the Future: The Game is a graphic adventure video game based on the Back to the Future film franchise. The game was developed by Telltale Games as part of a licensing deal with Universal Pictures. Bob Gale, who was involved with the creation of the film trilogy, assisted Telltale in writing the game's story, while both the original actors Michael J. Fox and Christopher Lloyd have allowed the developers to use their likenesses in the game for the lead characters Marty McFly and Doc Brown, respectively. Lloyd also provides the voice for Doc, while new talent AJ LoCascio plays the role of Marty. The game is split up into five episodes available on multiple gaming platforms, the first episode released for Microsoft Windows and Mac OS X on December 22, 2010. PlayStation 3 and iPad versions followed February 15, 2011. Episodes 2 through 4 were released throughout February to April 2011, with the fifth and final episode to be released on June 23, 2011. In this episode Michael J. Fox voices one cameo role.
Source: Wikipedia, "Back to the Future: The Game", available under the CC-BY-SA License.