This film is an upcoming film coming in the US May 3, 2016 and Internatinally July 4, 2016. It will also be realessed in IMAX 3D and Disney Digital 3D.




  • Jeremy Shada as Finn
  • John DiMaggio as Jake
  • Ron Pearlman as The Lich
  • Hynden Walch as Princess Bubblegum
  • Nicki Yang as Lady Ranicorn/ Candy
  • Tom Kenny as Ice King
  • Olivia Olson as Marceline/ Vannessa/ Alt. Vanessa
  • Madeleine Martin as Fionna
  • Roz Ryan as Cake
  • Neil Patrick Harris as Prince Gumball
  • David Glover as Marshall Lee
  • Grey DeLisle as Ice Queen
  • Jason Ritter as Dipper
  • Kristen Schaal as Mabel
  • Alex Hirsch as Grunkle Stan/ Soos
  • Linda Cardelliene as Wendy
  • Thurop Van Orman as 'Lil Gidieon
  • Matt Hill as Ed
  • Samuel Vincent as Edd
  • Tony Sampson as Eddy
  • Terry Klassen as Eddy's Brother
  • David Paul Grove as Johnny
  • Keenan Chritsian as Jimmy
  • Janyse Jaud as Sarah
  • Kathleen Barr as Kevin
  • Peter Kelamis as Rolf
  • Erin Fritzgerland as Nazz


  • The Film takes place after the Adventure Time episode The Lich, after Ed Edd n Eddy's Big Picture Show, and after Phineas and Ferb The Movie: Across the 2nd Dimension
  • The film will have many refrences to Silent Hill and The Avengers.

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