Described as a "dark place" that "occupies such awesome, nightmarish territory" by series star Donal Logue, the featurette looks at this week's episode, which introduced Dr. Leslie Thompkins and shoved Gordon to Arkham to guard the inmates.
Star Ben McKenzie said, "Jim is going to interact with some fairly legendary Arkham inmates who may or may not escape Arkham Asylum."
You can check it out below.
Ben McKenzie & Donal Logue discuss the madness that awaits Jim Gordon at Arkham Asylum.
Gotham returns January 19 at 8 p.m. ET/PT on FOX.