Spider-Man 3 features the fictional character Gwen Stacy.
Gwen Stacy . Spider-Man writers and fans often debate whether Peter 's `` one true love '' is Gwen Stacy , or Mary Jane Watson ( Peter 's later girlfriend and wife ) . Spider-Man 3 . During pre-production , Raimi originally wanted another villain to be included along with Sandman , but at the request of producer Avi Arad he added Venom , and the producers also requested the addition of Gwen Stacy .