CBR

For decades, fans have hoped for a fourth Back to the Future movie. 1 / 8

However, creator/director Robert Zemeckis has been against the idea. 2 / 8

The franchise's stars, on the other hand, would love to return. 3 / 8

In fact, Christopher Lloyd, aka Doc Brown, even has a pitch for a sequel. 4 / 8

"it needs to... convey a message about something that’s important... like climate change," the actor said. 5 / 8

"That’s a tricky, tricky deal... you don’t want to do another one and disappoint," he added. 6 / 8

Of course, without Zemeckis and screenwriter Bob Gale on board, a sequel is unlikely. 7 / 8

For now, fans have 2010's video game and several comic book series to turn to. 8 / 8