What we know so far:
Release dates:
Part 1 - November 17, 2017
Part 2 - June 14, 2019
Director:
Part 1 & 2 - Zack Snyder
Writers:
Part 1 - Chris Terrio (Argo (screenplay), co-writer Batman V Superman)
Part 2 - Zack Snyder & Chris Terrio
Part One filming begins April 11th, 2016 (
http://www.ew.com/article/2016/02/21...tarts-April-11)
Part 1 Cast:
Henry Cavill as Kal-El/Clark Kent/Superman
Ben Affleck as Bruce Wayne/Batman
Gal Gadot as Diana Prince/Wonder Woman
Ezra Miller as Barry Allen/The Flash
Jason Momoa as Arthur Curry/Aquaman
Ray Fisher as Victor Stone/Cyborg
Amy Adams as Lois Lane
Amber Heard as Mera
J.K. Simmons as James Gordon
Rumored Inspiration:
"The New Frontier" (Justice League comic) - note, this also exists as an
animated film in the DC universe