Ack (voice)
Peter Kranek / Werewolf (archive footage)
Edward (voice)
Narrator
Mongul (voice)
Harvey Dent (voice)
Emergency Broadcaster (voice)
Alfred Pennyworth / Jack (voice)
New Reporter
Hex (voice)
Shinnok (voice)
Manchester Black / Pokolistani Ambassador (voice)
The Mad Hatter / Jervis Tetch (voice)
Gary Lester / Negral (voice)
Dr. Fump / Abomination (voice)
David (voice)
Simon Cowbell (voice)
Morann
Self
Oliver Queen (voice)
Ship Computer Voice (voice)
Medic
Court of Owls Grandmaster (voice)
Jack / Carlo (voice)
Voice of T-Force Assistant
Diver (as George Babbit) (voice)
News Reporter
Bill Wilkins (voice)
God Star God
Detective Harvey Bullock (voice)
Creature Vocals (voice)
Angelo (voice)
Stormtrooper
Prime #3 (voice)
Rhino (voice)
Peter Kranek
Nergal (voice)
Marcus Areolus
Additional Voices (voice)
Mr. Pricklepants (voice)
Kano / Shinnok (voice)
Solaris (voice)
Fortius / Announcer (voice)
Additional Voice Cast (voice)
Schlangenfaust (voice)
General Hex (voice)
Shinnok / Reiko (voice)
Narrator (uncredited)
Jonathan Crane / Scarecrow / Thomas Wayne (voice)
The Medic
Philip Screwdriver
Danny Walters
Demon of Illusion
Pantoran Guard (voice)
Falcon Graves (voice)
Jonah (voice)
Dominator (voice)
Jo (voice)
The Bulldog (voice)
Cham Syndulla (voice)
Gentleman Ghost (voice)
Watchtower Ops Tech (voice)
Older Klingon Officer / Togg (voice)
Abomination (voice)
Sir Cyrus / Additional Voices (voice)
Burly Henchman (voice)
Self - Guest Judge
Detective Putoine (voice)
David Copperfield / Detective Putoine / Dustin Diamond (voice)
Byron
Krill Captain Jackazh
Sir Finnegan (voice)
Carmichael
Atoq Navarro (voice)
Clovis (voice)
Master Di / Cham Syndulla / Toydarian Minister #1 (voice)
Cham Syndulla / Rebel Captain / Imperial Officer #2 (voice)
Castas (voice)
Baron Strucker (voice)
Glorian (voice)
Flamesnort (voice)
Cin Drallig (voice)
Rattataki Alien (voice)
Rush Clovis / Munn (voice)
Rush Clovis / Aqualish Senator (voice)
Rush Clovis / Elderly Muun (voice)
Emil Blonsky / Abomination (voice)
Heinrich Zemo / Baron Zemo (voice)
Butler (voice)
The Master (voice)
Cham Syndulla / Stormtrooper #1 (voice)
Captain / Additional Voices (voice)
Circus Master / Additional Voices (voice)
Sturgill (voice)
Gary / Archibald / Boswald (voice)
Fartholomew (voice)
Manny (voice)
Angus / Wally / Bus Driver (voice)
Tailor / Robber / Body Guard #1 (voice)
Huge Head / Hipster Male / Bro #2 (voice)
Boy (voice)
Gary / Boswald / Robot (voice)
Baby #3
Huge Head (voice)
Gary / Rocker Dude (voice)
Herold (voice)
Gary / Judge (voice)
Fitch Munderson / Dr. Kimmy (voice)
Gary / Archibald (voice)
Gary (voice)
Raymond / Luther / Newspaper Man (voice)
Rogers / Boss #2 / Delivery Guy (voice)
Mumm-Ra (voice)
Mumm-Ra / Capt. Koinelius Tunar (voice)
Mumm-Ra / Addicus (voice)
Addicus / Lizard (voice)
Mumm-Ra / Addicus / Avistan Guard (voice)
Javan (voice)
Additional voices
Machida
Adegast / Centaur (voice)
Lachlan McDermott
Weather Wizard (voice)
Ten-Eyed Man / Firefly (voice)
Dane Lisslow / Heavy Hitter Thug (voice)
Dane Lisslow / Man-Bat / Kirk Langstrom (voice)
Dane Lisslow / Deathstroke / Chuck (voice)
Bad Batman / Dane Lisslow / Police Officer (voice)
Deathstroke / Slade Wilson (voice)
Deathstroke / Slade Wilson / Man-Bat / Kirk Langstrom (voice)
Gil Broome / Steam Lantern (voice)
Pubgoers / Londoners (voice)
MI5 Agents (voice)