20 Strange And Shocking "What If" Scenarios Throughout Hollywood History

From the beginning of Hollywood history, there have been countless projects that have died or been critically reshaped for one reason or another, whether it be performances left unseen, actors or filmmakers who have been replaced, or major studio projects that were not worth the effort.

But these projects still remain fascinating to this day, whether as a cautionary tale or as movies that will only live on in our imaginations. These 20 strange-but-true "what if" scenarios from over the years are just a fraction of Hollywood's discarded dreams and serve as evidence of what audiences almost received, for better or for worse...

1.Quentin Tarantino had a much different original vision for Django Unchained.

Quentin Tarantino poses during the photo-call for "Django Unchained" in Rome

2.Robert Englund nearly lost the role of Freddy Krueger…twice.

Robert Englund as Freddy Krueger

3.Good Will Hunting: the spy thriller?

Matt Damon and Ben Affleck at the Academy Awards

4.Halle Berry was set to take the James Bond franchise to the US.

Halle Berry at the premiere of "Die Another Day" at the Shrine Auditorium in Los Angeles

5.Directing duo Lord and Miller were blasted off Solo: A Star Wars Story.

Chris Miller and Phil Lord attend the Star Wars Celebration 2016 in London

6.Stuart Townsend missed out on The Lord of the Rings and the Marvel Cinematic Universe.

Stuart Townsend attends the premiere party for ABC's "Betrayal" at Vertigo Sky Lounge in 2013

7.Nick Cave's Gladiator 2 had ghosts, gods, and aliens, oh my!

Russell Crowe in "Gladiator"

8.The Batman franchise was nearly rebooted by Requiem for a Dream's Darren Aronofsky.

Darren Aronofsky poses at the premiere of "Pi" in 1998

9.Universal's Dark Universe was dead-on-arrival.

Tom Cruise and Russell Crowe at a photo call for "The Mummy" in Sydney, Australia in 2017

10.A motion-capture Justice League film almost happened from the director of Mad Max.

Writer/Director/Producer George Miller attends the premiere of Warner Bros. Pictures' "Mad Max: Fury Road" at TCL Chinese Theatre

11.Apocalypse Now starring…Harvey Keitel?

Martin Sheen as Captain Willard in "Apocalypse Now"

12.James Cameron's Xenogenesis would have made Avatar obsolete.

James Cameron and the cast of "Avator" at Disney's Animal Kingdom in 2017

13.Eric Stoltz's firing forced a massive reshoot of Back to the Future.

Michael J. Fox in "Back to the Future"

14.Paul Verhoeven’s Crusade: the Arnold Schwarzenegger blockbuster that never was.

Paul Verhoeven and Arnold Schwarzenegger at Cannes Film Festival in 1988

15.Almost an Avenger: There were several performers who almost headlined MCU’s Phase One.

Bryan Andrews, A.C. Bradley, Kevin Feige, and Hayley Atwell in the Disney+ Showcase at the D23 EXPO

16.The snakebit adaptation of A Confederacy of Dunces.

Will Ferrell and Paul Rudd with a reading of "A Confederacy of Dunces" at the Nantucket Film Festival

17.World War Z axed a nihilistic original ending and a David Fincher-helmed sequel.

Brad Pitt at the Australian premiere of "World War Z"

18.Before District 9, Neil Blomkamp was recruited for a 2005 film adaptation of Halo.

"Halo 4" Launch Event in Blazers, Liechtenstein for Xbox 360

19.The original cut of Dracula Untold had a legendary witch and...Charlie Cox?!

Luke Evans at the Irish Premiere of "Dracula Untold" in Dublin

20.Guillermo del Toro nearly resurrected The Haunted Mansion.

Props from "The Haunted Mansion" at the El Capitan Theatre