He is the First Avenger. Chris Evans stars as the titular Captain America. Click through for the 411 on each of the characters.
Hayley Atwell portrays freedom fighter Peggy Carter, Steve Rogers' love interest and the aunt of S.H.I.E.L.D. agent Alias 13 aka Sharon Carter.
Dr. Abraham Erskine
Stanley Tucci portrays Dr. Abraham Erskine, the man who created the Super Soldier Serum that transforms Rogers into the Cap.
Captain America's nemesis and Adolf Hitler's head of advanced weaponry, Red Skull's (Hugo Weaving) own plan for world domination involves a magical object known as the Tesseract.
Colonel Chester Phillips
Tommy Lee Jones plays Colonel Chester Phillips, who recruits Rogers into Project Rebirth, the secret experiment that created the Super Soldier known as Captain America.
Dominic Cooper plays Howard Stark, the father of Iron Man Tony Stark.
Red Skull + huge gun = bad news.
Dr. Erskine's lab preps to turn Rogers into a Super Soldier.
Dr. Erskine (Stanley Tucci) makes final preparations before transforming Rogers.
Rogers is secured into a chamber that will transform him into a Super Soldier.
Hayley Atwell's Peggy Carter takes in the transformation of Chris Evans' Steve Rogers.
Rogers comes to grips with his new powers.
Weaving on Red Skull - "I think the major difference between Skull and Cap, they've both had the serum, and the serum seems to augment certain qualities that each of them have. Cap is much more in tune with other people I think. Schmidt is in tune with himself, and his own needs, and his own ego, so I suppose it augments that. From that point of view, they're quite opposite."
Peggy Carter and Steve Rogers await instructions.
Col. Phillips instructs Carter and Rogers.
Howard Stark chats with Rogers.
Rogers with his Howling Commandos.
A HYRDA soldier stands at the ready.
Rogers' Captain America shield, pre-enhancements.
Peggy Carter leads soldiers into battle.
HYDRA Soldiers in pursuit.
Cap makes a break for it while being pursued by HYRDA Soldiers.
Rogers spends some quiet time with Peggy.
Rogers with James "Bucky" Barnes, played by Sebastian Stan.
Steve Rogers jumps into action in his customized suit.
Cap with his Howling Commandos lays out a plan of attack.
Atwell on Peggy Cater - "She's an English soldier through and through, although she always looks fabulous. She might stand there with a machine-gun shooting Nazis, but she's obviously gone to the loo beforehand and applied a bit of lipstick. She doesn't need to be rescued. That's exciting to me – her strength"
Cap shows off his superpowers. He can run faster, jump higher and lift more weight than most people, but he can still be injured.
HYDRA soldiers vs. the Cap. Who do you think is gonna win?
Good thing Cap's got the shield. Otherwise, he'd be one charred Super Soldier.
Weaving said that he patterned Red Skull's speaking style to that of legendary director Werner Herzog.