Guest Stars Deborah Strang voices May Parker Ben Diskin voices Venom Clancy Brown voices George Stacy Peter MacNicol voices Doctor Octopus John DiMaggio voices Hammerhead Clancy Brown voices Rhino Steve Blum voices Dilbert Trilby Grey DeLisle Griffin voices Betty Brant Phil LaMarr voices Robbie Robertson John DiMaggio voices Sandman Jeff Bennett voices Montana Jeff Bennett voices St. John Devereaux Crispin Freeman voices Electro Irene Bedard voices Jean Dewolff Robert Englund voices Vulture Phil LaMarr voices Fancy Dan Kath Soucie voices Anna Watson Elisa Gabrielli voices Ashley Kafka