 Alan Cumming (qv) was Bryan Singer (qv)s first choice for the  role of Nightcrawler. However, during initial casting, he was  unavailable. The project labored in development long enough that by  the time the film was ready to shoot, Cumming was able to come  onboard. Ethan Embry (qv) was rumoured to have won the role before  Cumming was available.