Ewan McGregor says one of the toughest things about acting in the "Star Wars" prequels was acting in front of greenscreens with characters that weren't there.
Anton Yelchin had fun tweaking Chekov's accent when he assumed Walter Koenig's role for J.J. Abrams' "Star Trek" movies. He also wanted to be respectful.
Here's what Karl Urban has to say about the way he chose to honor DeForest Kelley's performance, despite being free to create his own take on the character.
These sci-fi films may have been box office bombs, but they managed to find their audience later on. We look back on how these movies became cult classics.
Avatar: The Way of Water required Kate Winslet to do mo-cap. She describes it as 'the purest form of acting because you have cameras all over the studio.'
Mark Hamill thought that the Star Wars holiday special was a big mistake, but he worked on the project anyway to be a "team player." Here's how he described it.
Joe Cornish, director of Attack the Block 2, wants it to live up to iconic sci-fi sequels, like Aliens. Here's what he said about his sequel philosophy.
Due to their futuristic settings and heady themes, sci-fi films often provide plenty of confusing moments. These are some of the most baffling ones, explained.
"El Topo" filmmaker Alejandro Jodorowsky spent much of the '70s obsessed with making a movie of Frank Herbert's "Dune." Here's how it all went off the rails.
Christopher Nolan's Inception is jam-packed with difficult-to-understand moments, including its notoriously confusing ending, and here are explanations for all