The actress will portray Nia Nal (aka Dreamer)
The character will be introduced in the Arrowverse crossover in December
A casting call is specifically looking for trans actresses
The series debuts this fall
Organizers say D.C. much geekier than is often assumed
Voiceovers, strong cast enliven teen tale of blackmail
Gay-themed coming-of-age dramedy opens March 16
the actress will play a witch whose magical power is time-freezing
the series returns in January
the former 'Desperate Housewife' will take on the iconic Joan Collins role