A.C. Bradley Creator, Executive Producer, Writer Jeffrey Wright The Watcher Voice Chadwick Boseman T'Challa Voice Samuel L. Jackson Nick Fury Voice Chris Hemsworth Thor Voice Michael B. Jordan Killmonger Voice Hayley Atwell Peggy Carter Voice Jeremy Renner Clint Barton Voice Mark Ruffalo Bruce Banner Voice Tom Hiddleston Loki Voice Toby Jones Actor Clark Gregg Phil Coulson Voice Jaimie Alexander Voice Frank Grillo Crossbones Voice Jon Favreau Happy Hogan Voice Lake Bell Voice Mick Wingert Voice Karen Gillan Nebula Voice John Kani T'Chaka Voice Seth Green Voice Danai Gurira Okoye Voice Brad Winderbaum Executive Producer Kevin Feige Executive Producer Bryan Andrews Executive Producer, Director Victoria Alonso Executive Producer Louis D'Esposito Executive Producer Matthew Chauncey Writer