Suggestions by @mcu_fan_project

Richard Armitage

as Heinz Kruger in Captain America: The First Avenger (New MCU)

Stanley Tucci

as Abraham Erskine in Captain America: The First Avenger (New MCU)

Stan Lee

as Watcher Informant in Captain America: The First Avenger (New MCU)

Dominic Cooper

as Howard Stark in Captain America: The First Avenger (New MCU)

Clark Gregg

as Phil Coulson in Captain America: The First Avenger (New MCU)

Alan Silvestri

as Composer in Captain America: The First Avenger (New MCU)

Joe Johnston

as Director in Captain America: The First Avenger (New MCU)

Sebastian Stan

as Bucky Barnes in Captain America: The First Avenger (New MCU)

Chris Evans

as Steve Rogers in Captain America: The First Avenger (New MCU)

Hugo Weaving

as Johann Schmidt in Captain America: The First Avenger (New MCU)

Hayley Atwell

as Peggy Carter in Captain America: The First Avenger (New MCU)