Following the departure of Terence Winter, HBO Max has announced that Joe Barton is taking over showrunning duties on “Gotham PD,” a spin-off show based on Matt Reeves‘ upcoming new “The Batman” film scheduled for March 2022. Barton is known as the creator of the BBC Two television crime series “Giri/Haji” about the Yakuza underworld in Japan and how it crosses over into London’s streets.