Trivia about Generation X.
- The dream-machine helmet, with its distinctive "nails into the head" look, was reused later that year by the same production crew on Doctor Who
- The characters of Buff and Refrax were created especially for the movie. Characters such as Chamber and Penance were left out because the SFX needed to portray them would have raised the budget too high.
- When Jubilee is in the arcade, there is an X-Men video game visible. Also, during another scene, one of the characters is wearing a Wolverine t-shirt.
- The Xavier school used in the movie is the exact same school use in the X-men movies for the Xavier school for gifted youngsters. The same building is also the mansion Lex lives in on Smallville.