Over the years, countless sci-fi movies have shown great promise, only to end up leaving audiences underwhelmed and disappointed. This is especially true for major franchises, where fans continually hope for a return to former glory, just to be let down time and again. The same goes for standalone sci-fi films where, due to an intriguing premise or the talents of their writer, director, or cast, expectations often run high, resulting in a film that fails to deliver on its potential.
