Sam Hamm is an American screenwriter known for the movies Batman and its sequel Batman Returns. He wrote a story in Detective Comics for Batman's 50th anniversary "Batman: Blind Justice", and is now back at DC to pull on a number of threads left dangling in Batman '89.

Robert Venditti is the New York Times bestselling author of The Homeland Directive and the sci-fi graphic novel series The Surrogates, the first installment of which was adapted into a feature film starring Bruce Willis and Ving Rhames. He also writes the graphic novel adaptations of Rick Riordan's bestselling Percy Jackson and the Olympians novels. His most recent projects include X-O Manowar, Hal Jordan and the Green Lantern Corps, and The Flash.