The Suicide Squad (Gavin O'Connor Version)

Before James Gunn was signed on to do The Suicide Squad, multiple directors where signed on for the project. One of those directors being Gavin O'Connor.

Plot
The plot for O'Connor's version was that the Suicide Squad were gonna fight Black Adam. Ragdoll, KGBeast, Phobia, Black Spider, and Livewire were confirmed for the film and Joker was going to make a cameo. Other than, nothing is confirmed about the plot.

Cast
Margot Robbie as Harleen Quinzel/Harley Quinn

Will Smith as Floyd Lawton/Deadshot

Joel Kinnaman as Rick Flagg

Jai Courtney as George Harkness/Captain Boomerang

Karen Fukuhara as Tatsu Yamashiro/Katana

Jared Leto as The Joker

There were no confirmed actors for Black Adam, Ragdoll, KGBeast, Phobia, Black Spider, or Livewire.

Why It Was Cancelled
Warner Bros rejected O'Connor's version and hired Gunn to direct The Suicide Squad.

Results

 * The film was cancelled.
 * James Gunn got to make his version, which was released in 2021. While the film was a bomb at the box office, it was critically praised.