Season 4 served as the series finale for Ultimate Spider-Man , concluding with a two-part finale titled "Graduation Day." While there was no fifth season, the show remains available for streaming on Disney+.

: The introduction of the Spider Slayers (Kaine, Bone Spider, Goliath Spider, and Ghost Spider) as secondary antagonists under Doc Ock's command. Notable Cast and Characters Voice Actor Peter Parker / Spider-Man Drake Bell Leader of the Web Warriors Ben Reilly / Scarlet Spider Scott Porter A clone with a mysterious past Gwen Stacy / Spider-Gwen Dove Cameron Multiversal hero from Earth-65 Miles Morales / Kid Arachnid Ogie Banks Spidey's partner from the Ultimate universe Doctor Octopus Tom Kenny The season's primary antagonist Series Conclusion

: A multi-part event where Michael Morbius and Doc Ock experiment with the Venom symbiote, leading to the rebirth of Carnage and Morbius’s transformation into a living vampire.

: Doctor Octopus returns with a new team consisting of Kraven the Hunter, Rhino, Electro , Hydro-Man , and a mysterious new Scarlet Spider .

: Spidey and Kid Arachnid travel through alternate dimensions to recover shards of the Siege Perilous . They encounter various versions of Spider-Man, including the debut of Spider-Gwen (voiced by Dove Cameron), before facing the ultimate multiversal threat, Wolf Spider .