'Criminal Mastermind' Spanish pronunciation: [d̪eˈmẽn̪.t̪e kɾi.miˈnal]) is a television series produced by Venevisión and Univisión.

[1][2] The series is based on the crime novel titled Sangre en el Diván written by Ibéyise Pacheco and is adapted by Rosa Clemente y Raul Prieto.

[3] Sebastián Ligarde and Lorena Rojas star as the main protagonists.

[4] Univision Puerto Rico began airing Demente Criminal from April 1, 2015 at 10:00 PM.

[5] Venevisión began transmitting the series under the title Demente from June 16, 2015 at 11:00 PM.