The following films are stand-alone, and do not share continuity with each other or other films:
·Justice League: The New Frontier
·Green Lantern: First Flight
·Batman: Under the Red Hood
·Green Lantern: Emerald Knights
·Superman vs. The Elite
·Batman: The Killing Joke
·Batman: Gotham by Gaslight
This shared universe is mostly based on The New 52 continuity.
·Justice League: The Flashpoint Paradox (only the end)
·Justice League: War
·Son of Batman
·Justice League: Throne of Atlantis
·Nightwing and Robin (short film set during Throne of Atlantis)
·Batman vs. Robin
·Batman: Bad Blood
·Justice League vs. Teen Titans
·Justice League Dark
·Constantine: City of Demons (spin-off web series)
·Teen Titans: The Judas Contract
·Suicide Squad: Hell to Pay
·The Death of Superman
·Reign of the Supermen
This continuity is based on the Superman/Batman storyline.
·Superman/Batman: Public Enemies
Justice League (JLA)
This continuity is based on the JLA storylines published in 2000.
·Justice League: Crisis on Two Earths
·Justice League: Doom
This continuity is based on the Batman: Year One arc.
·Batman: Year One
·DC Showcase: Catwoman
The Dark Knight Returns
Main article: Batman (The Dark Knight Returns). This continuity is based on Frank Miller's The Dark Knight Returns.
·Batman: The Dark Knight Returns Pt. 1
·Batman: The Dark Knight Returns Pt. 2
Justice League: Gods and Monsters
This takes place in a universe where different characters have the roles of Superman, Wonder Woman and Batman, and as such they are portrayed as darker characters.
·Justice League: Gods and Monsters
·Justice League: Gods and Monsters Chronicles (web series, serves as a companion piece)
·Batman: Gotham Knight (set in the Nolanverse, although producers consider it not necessarily canon within film series)
·Batman: Assault on Arkham (set in the Arkhamverse)
·Batman and Harley Quinn (set in the DC animated universe; Bruce Timm considers it a "spiritual successor" to Batman: The Animated Series)