Guest Stars Joseph Campanella voices Dr. Curt Connors / Lizard Joan Lee voices Madame Web Robert Hays voices Tony Stark / Iron Man David Hayter voices Captain America Iona Morris voices Storm Earl Boen voices Beyonder Gail Matthius voices Susan Richards / Invisible Woman Cam Clarke voices Reed Richards / Mr. Fantastic Quinton Flynn voices Johnny Storm / The Human Torch Patrick Pinney voices Ben Grimm / The Thing
