Popsugar Entertainment Dirty John Dirty John TV Show Cast The Dirty John Series Has Officially Cast Its 2 Leads — Including Dirty John Himself 3 April 2018 by Kelsey Garcia View On One Page Photo 2 of 2 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 Connie Britton as Debra Newell Previous Next Start Slideshow Dirty JohnPodcastsEntertainment NewsConnie BrittonEric BanaTV