Artist Steve Rogers is nearly murdered by spies, seeking his late father's national secrets. He is saved during surgery via a secret formula; this serum not only heals him but also gives him fantastic strength and lightning reflexes. To help solve the mystery behind his father’s murder and bring those guilty to justice, a government agency equips him with a special motorcycle loaded with gadgets and an indestructible shield. Now armed, he battles against the nation's enemies as the Sentinel of Liberty, Captain America.

影片根据哈罗德罗宾斯的小说改编，分为两部四个小时。故事描述一位早期电影制作人(Mark Harmon扮演), 20世纪初带着梦想来到好莱坞，将加利福尼亚这块沉睡的土地建设成世界娱乐中心。