Mac and PC user can now download it directly from Telltale’s website. On top of that, iPad owners can download the first episode for free for a limited time.

From the press release:

    Set time circuits for today, June 24 and hit 88mph because Telltale’s epic season of time traveling action and excitement reaches its density. Back to the Future: The Game Episode 5, “Outatime” has arrived for digital download on PC and Mac!

    This last episode in the series is the biggest yet as the time stream stands on the brink of disaster and movie legend Michael J. Fox joins the cast in a special guest appearance playing two characters that will thrill fans.

    Join Marty (voiced by phenomenal talent AJ LoCascio) as he races to set right the events of his time jumping misadventures and rectify the complications of the past in order to restore 1986 as he knows it. Get set for fast paced action, fun puzzles and a stunning conclusion that will have Back to the Future fans excited beyond words!

    Fans that have yet to pick up the series can download the first episode free of charge for PC and Mac from www.telltalegames.com. iPad owners can also download the first episode free of charge via the iTunes AppStore for a limited time.