The article examines a collection of 1990s science fiction films regarded as critically unsuccessful, distinguishing them from both acclaimed sci-fi classics and films with some redeeming qualities by identifying works that are fundamentally flawed throughout their runtime. It contrasts these failures with successful examples to illustrate how the decade, despite generally robust film production, yielded numerous poor adaptations across the genre.

Specific failures include Super Mario Bros, which abandoned its video game source's vibrant tone for a dark and confusing setting that alienated audiences; Johnny Mnemonic, which explored cyberpunk concepts but undermined them through uneven pacing and underdeveloped characters; and Judge Dredd, which prioritised action spectacle over world-building and character development while Sylvester Stallone's interpretation divided fans by straying from the comic's original character traits.