Return of Jerome teased in Gotham mid-season premiere synopsis S3E12 (Jan 16)

THE THINGS THAT HAUNT US ON AN ALL-NEW “GOTHAM” MONDAY, JANUARY 16, ON FOX   

Cameron Monaghan and Paul Reubens Return   

Falcone places a hit on Gordon after learning that he shot Mario. Gordon and Bullock discover a follower of Jerome (guest star Cameron Monaghan), who plans to bring him back to life. Meanwhile, Penguin spirals out of control before the biggest television interview of his Mayoral career, and Bruce and Selina deal with Selina’s mom’s return to Gotham in the all-new “Mad City: Ghosts” episode of GOTHAM airing Monday, Jan. 16 (8:00-9:01 PM ET/PT) on FOX. (GTH-312) (TV-14 L, V) - Fox

via Flickering Myth