The network specializes in true crime, investigation and forensic science documentary programming aimed at adults – with a skew toward women – between the ages of 25 and 54.

[1] The formation of Justice Network was announced on November 10, 2014, with the Gannett Company's television station group tapped as its charter affiliates,[3] which then reached one third of the population.

[6] Besides featuring justice-oriented programming intended to entertain audiences, the network was also intent on taking an active role in combating crime by working with various law enforcement agencies to disseminate information about missing children and about fugitives accused of various felonies.

[12][5] A limited number of stations carry traditional local newscasts or breaking news coverage on their True Crime subchannel, pre-empting the network's programming.

This includes Milwaukee's WISN-TV and KOAT-TV in Albuquerque (both owned by Hearst Television, which both air a weeknight 9 p.m. newscast (both stations are in the Central and Mountain time zones, respectively), as WISN-TV has no other compatible subchannels or news share agreements, and KOAT's second subchannel carries the Spanish language network Estrella TV.

[9] In addition, the network airs 90 seconds of public service announcements per hour within its commercial breaks, which are produced through partnerships with Crime Stoppers USA, the National Center for Missing and Exploited Children and a number of law enforcement agencies.

[8] John Walsh, founder of the National Center for Missing and Exploited Children, serves as the network's on-air spokesperson and announcer of the PSA interstitials.