What if Paramount acquired DC Comics in 1967?/Batman v Superman

Batman v Superman is an American action-adventure superhero film based on the  by DC Comics, being directed by [Singer or Nolan to continue the connection]. It is produced by and  and distributed by Paramount Pictures, being released on March 25th, 2016.

Summary
After the Riddler exposed Bruce Wayne as the Batman to the entire world, Bruce TBD.

Cast

 * Christian Bale as Bruce Wayne/Batman, TBD
 * as Kal-El/Clark Kent/Superman, TBD
 * Mark Hamill as Dr. Hugo Strange, TBD
 * Michael Caine as Alfred Pennyworth, TBD