Guest Stars Jennifer Hale voices Felicia Hardy / Black Cat Joseph Campanella voices Dr. Curt Connors / Lizard Maxwell Caulfield voices Alistair Smythe / Ultimate Slayer Smythe Efrem Zimbalist, Jr. voices Otto Octavius / Doctor Octopus Nick Jameson voices Michael Morbius Robert Hays voices Tony Stark / Iron Man David Hayter voices Captain America Iona Morris voices Storm Earl Boen voices Red Skull J.D. Hall voices Blade Nichelle Nichols voices Miriam