Captain America, Sam Wilson, must suit up in a colossal mech suit to battle Bruce Banner, after an attempt to cure himself of the Hulk goes horribly wrong. Bucky Barnes, Monica Rambeau, Moon Knight, and others must join Sam.
| Name | Type | Role | |
|---|---|---|---|
| Bryan Andrews | Writer | ||
| Ryan Little | Writer | ||
| A.C. Bradley | Writer | ||
| Oscar Isaac | Guest Star | Moon Knight | |
| Teyonah Parris | Guest Star | Monica Rambeau | |
| Kari Wahlgren | Guest Star | Melina Vostkoff | |
| Sebastian Stan | Guest Star | Bucky Barnes | |
| Brittany Adebumola | Guest Star | Nakia | |
| David Harbour | Guest Star | Alexei Shostakov | |
| Ozioma Akagha | Guest Star | Adolescent Girl | |
| Anthony Mackie | Guest Star | Sam Wilson | |
| Simu Liu | Guest Star | Shang-Chi | |
| Mark Ruffalo | Guest Star | Bruce Banner / Hulk / Mega-Hulk | |
| Stephan Franck | Director |