Teen Titans

In May 2007, it was revealed that Warner Bros. was in development on a Teen Titans film in which Robin was the only confirmed member. Akiva Goldsman and Mark Verheiden were writing it. The current status of the film remains unknown because on September 11, 2014, it was announced that Akiva Goldsman is now developing a Teen Titans TV series called Titans. Heroic Hollywood's El Mayimbe was a guest on the October 13, 2015 episode of Collider Heroes and he mentioned that Warner Bros. is developing both a Teen Titans movie with Cyborg among others and an all female group of heroes.

Why It Was Cancelled

 * 1) Reasons Are Unknown But Due DC Already Working For Teen Titans Go!

Result

 * Akiva Goldsman is developing a TV series called Titans.