Question: is jj having an affair with cruz?
Answer: Erica Messer wants to set the record straight: JJ and Cruz are not having an affair on Criminal Minds. "I'll say it again: They did not and are not having an affair," the showrunner tells TVGuide.com. ... And don't JJ (A.J. Cook) and Cruz (Esai Morales) know it — the former especially.