Fans of Jerome, "Gotham's" could-be Joker, won't have to wait much longer for the character's return. The newly released synopsis for the Fox drama's reveals an appearance by not only Cameron Monaghan ("Shameless") as Jerome Valeska but also Paul Reubens as Oswald Cobblepot's father Elijah Van Dahl.

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How the two characters return is another matter, of course, as they both seemingly died in Season Two -- Jerome stabbed by Theo Galavan, and Elijah from drinking poisoned wine. However, the title of the Jan. 16 episode, "Ghosts," may provide a clue.

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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)

Guest Cast: Ivana Milicevic as Maria Kyle, Paul Reubens as Elijah Van Dahl, Cameron Monaghan as Jerome Valeska, John Doman as Carmine Falcone, David Dastmalchian as Dwight Pollard, PJ Marshall as Cole Clemons, Jan Maxwell as Margaret Hearst, Dave Quay as Tarquin

Monaghan recently teased his upcoming appearance with photos that suggest Jerome may draw inspiration from DC Comics' New 52 version of the Joker.

Returning Monday, Jan. 16, at 8 p.m. EWT/PT on Fox, "Gotham" stars Ben McKenzie as Detective Jim Gordon, David Mazouz as young Bruce Wayne, Sean Pertwee as Alfred Pennyworth, Camren Bicondova as young Selina Kyle, Donal Logue as Harvey Bullock, Robin Lord Taylor as Oswald Cobblepot, Cory Michael Smith as Edward Nygma, Morena Baccarin as Leslie Thompkins and Jada Pinkett Smith as Fish Mooney.