Gotham: Mad Grey Dawn Photos Released

Gotham brings in Paul Reubens as Penguin's father in the episode "Mad Grey Dawn," but FOX isn't giving up that particular card just yet. Still, they did release the first photos of the episode, featuring other prominent guest stars including Melinda Clarke.

Check out the photos in the gallery beneath the official description.

Gordon and Bullock investigate a trail of clues left in a museum robbery, which, unbeknownst to them, were left by Nygma in a dangerous game of cat-and-mouse. Meanwhile, Gordon's past comes back to haunt him when an anonymous person threatens to expose his hand in Galavan's murder. Also, Penguin's visit to some old friends leads him to meet his father, Elijah Van Dalh (guest star Paul Reubens), and Bruce practices his street smarts.

Guest Cast: Paul Reubens as Elijah Van Dahl, Clare Foley as Ivy Pepper, Ian Quinlan as Pinkney, Jerry Dixon as Curator (Mr. Thatch), Paul Pilcz as Sonny Gilzean, Melinda Clarke as Grace Van Dahl, Justin Mark as Charles Van Dahl, Kaley Ronayne as Sasha Van Dahl

"Wrath of the Villains: Mad Grey Dawn" episode of Gotham will air Monday, March 21 (8:00-9:01 PM ET/PT) on Fox.