Guest Stars Vincent Tong voices Gene Khan / Mandarin Alistair Abell voices Happy Hogan Lisa Ann Beley voices Iron Man Onboard Computer Kristie Marsden voices Whitney Stane / Madame Masque Catherine Lough Haggquist voices Roberta Rhodes Mackenzie Gray voices Obadiah Stane Fred Henderson voices Howard Stark Michael Adamthwaite voices Justin Hammer Dean Redman voices Nick Fury Donny Lucas voices Mr. Fix Paula Lindberg voices Sasha Tabitha St. Germain voices Maria Hill Ashleigh Ball voices Natasha Romanoff / Black Widow Andrew Francis voices Clint Barton / Hawkeye Mark Gibbon voices The Hulk Eric Bauza voices General Ross Andrew Francis voices Rick Jones