Inferno Cop: Fact Files
There are 12 companion pieces in the forms of "Fact Files" (which expand upon a given character from a corresponding episode) airing shortly after each episode.
Episode 1 - The Badge from Hell
Fact File 01
Episode 2 - Deep Blue Baby
Fact File 02
Episode 3 - Proof of Justice
Fact File 03
Episode 4 - Escape from Nightmare
Fact File 04
Episode 5 - The Apocalyptic World
Fact File 05
Episode 6 - From the Ancient Village
Fact File 06
Episode 7 - Inferno, an incident in Hell
Fact File 07
Episode 8 - Accelerating Spirit
Fact File 08
Episode 9 - Rest in peace, my friend
Fact File 09
Episode 10 - King's Intervention
Fact File 10
Episode 11 - Condemn the Evil, Part 1
Fact File 11
Episode 12 - Condemn the Evil, Part 2
Fact File 12
Episode 13 - Let's search for tomorrow
Episode 14 - Inferno Cop "Die Hollen Polizei" Karaoke