Uncredited Eric Loomis voices Tony Stark / Iron Man Colleen O'Shaughnessey voices Janet van Dyne / The Wasp Chris Cox voices Clint Barton / Hawkeye Alex Désert voices Opening Narration Fred Tatasciore voices The Hulk James Mathis III voices T'Challa / The Black Panther Jennifer Hale voices Carol Danvers / Ms. Marvel Jennifer Hale voices Corrina Walters Troy Baker voices Michael Korvac Troy Baker voices Groot Greg Ellis voices Rocket Raccoon Kirk Thornton voices Adam Warlock Kirk Thornton voices Cop Moira Quirk voices Phyla-Vell / Quasar Steve Downes voices Peter Quill / Star-Lord