Will Friedle Peter Quill, Star-Lord Voice Trevor Devall Rocket Raccoon Voice Vanessa Marshall Gamora Voice David Sobolov Drax the Destroyer Voice Kevin Michael Richardson Groot Voice James Arnold Taylor Yondu, Cosmo Voice Alan Fine Executive Producer Dan Buckley Executive Producer Joe Quesada Executive Producer Jeph Loeb Executive Producer Stan Lee Co-Executive Producer Eric Radomski Co-Executive Producer Cort Lane Co-Executive Producer Stephen Wacker Co-Executive Producer Marty Isenberg Supervising Producer Harrison Wilcox Supervising Producer Steven Melching Consulting Producer