- Warner Bros. Animation
- (in association with)
- Bee Train
- (segment "Field Test")
- DC Comics
- Madhouse
- (segment "In Darkness Dwells", segment "Deadshot")
- Production I.G.
- (segment "Crossfire")
- Warner Home Video
- (World-wide, 2008)(DVD)
- HBO Max
- (United States, 2020)(VOD, video)
- Warner Bros. Domestic Television Distribution
- (United States, 2008)(TV)
- Warner Home Video
- (Japan, 2008)(DVD)
- Warner Home Video
- (Japan, 2008)(Blu-ray, DVD)
- Cyclone Graphics
- (segment "In Darkness Dwells")
- Raretrick
- (RareTrick)
- Raretrick
- (RareTrick)
- Studio Twinkle
- (Twinkle, segment "Field Test")
- Team Taniguchi
- (Team Taguchi, segment "In Darkness Dwells")
- A-Line
- (inbetween animation, segment "Working through Pain")
- A.C.G.T
- (inbetween animation, segment "Have I Got a Story for You", segment "Working through Pain")
- Anime International Company (AIC)
- (inbetween animation, segment "Have I Got a Story for You", segment "Working through Pain")
- Anime Spot
- (inbetween animation, segment "Have I Got a Story for You", segment "Working through Pain")
- ArgyleAsahi Production
- (inbetween animation, segment "Working through Pain")
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