Captain America [Steve Rogers]; Agent 13 [Sharon Carter]; Director Maria Hill; Iron Man [Tony Stark] (in flashback); The Falcon (in flashback); Dum Dum Dugan; Doctor Faustus; Red Skull
Winter Soldier [Bucky Barnes]; Nick Fury; Red Skull; Dr. Doom; Captain America [Steve Rogers] (on video screen only); Iron Man [Tony Stark] (on video screen); Agent 13 [Sharon Carter]
Captain America [Steve Rogers]; Agent 13 [Sharon Carter]; Director Maria Hill; Nick Fury; the Hordes of Hydra; Red Skull; General Aleksander Lukin; Arnim Zola
Thomas Raymond [Toro]; Captain America [Steve Rogers]; Namor the Sub-Mariner; Human Torch [Jim Hammond] (all in flashback); Nick Fury; Young Avengers [Patriot [Elijah Bradley]; Vision; Hawkeye [Kate Bishop]]; Hordes of Hydra