Justice League: Halloween Nightmare

Justice League: Halloween Nightmare is an American animated made-for-television film based on the DC Comics superhero team of the same name. The film airs on Cartoon Network on October TBD, 20??.

SYNOPSIS:
Set in an few days before Halloween, the Scarecrow, along with fellow Arkham escapee John Doe, escapes from Gotham where John get fused with Dr. Destiny, an ancient supernatural dream-powered being who feed from peoples' worse fears and their inner demons, and Scarecrow offer to help him. Upon of their first encounter with Dr. Destiny, the Justice League gain help from British occult detective John Constantine, stage magician Zatanna, former JSA member Dr. Fate and occult detective Dr. Richard Occult in order to stop them.

CAST & CHARACTERS:

 * Travis Willingham - Kal-El/Clark Kent/Superman, Police Guard #1
 * Crispin Freeman - Bruce Wayne/Batman
 * Maggie Q - Princess Diana/Diana Prince/Wonder Woman
 * Phil LaMarr - Orin/Arthur Curry/Aquaman, Police Guard #2
 * Charlie Schlatter - Barry Allen/Flash
 * Troy Baker - Hal Jordan/Green Lantern, Police Officer #2
 * Carl Lumbry - J'onn J'onzz/John Jones/Martian Manhunter
 * Matt Ryan - John Constantine
 * Grey Griffin - Zatanna Zatara, Random Citizen #1, Young Boy #1
 * Jeff Bennett - Kent Nelson/Dr. Fate, Random Citizen #2
 * Tom Kane - Dr. Richard Occult
 * Robert Englund - Dr. Destiny
 * Steven Blum - Professor Jonathan Crane/Scarecrow
 * Clancy Brown - Commissioner James Gordon
 * Hynden Walch - Harleen Quinzel/Harley Quinn, Young Girl
 * Tara Strong - Mera, Young Boy #2
 * Mark Hamill - Joker
 * Alastair Duncan - Alfred Pennyworth
 * Susan Eisenberg - Queen Hippolyta
 * Kevin Michael Richardson - Waylon Jones/Killer Croc
 * Fred Tatasciore - Slade Wilson/Deathstroke
 * Lauren Tom - Police Officer #1
 * Laura Bailey - Lois Lane
 * Josh Keaton - Steve Trevor

CREW:

 * Sam Register - Executive Producer
 * Steven Choi - Character Designer
 * Alex Soto - Supervising Director
 * Collette Sunderman - Casting & Voice Director