Richard "Dick" John Grayson, also known as Nightwing, is a fictional superhero appearing in American comic books published by DC Comics. The character has appeared in various incarnations; the identity was adopted by Dick Grayson when he left his role as Batman's vigilante partner Robin.
Add filmmakers and cast the films/shows/franchises (or concepts) that they were rumored, considered, offered, negotiated, turned down, and/or partially contributed before departing. (Please double-check in research.)