Angela Margaret Cartwright (born September 9, 1952) is an English-born American actress, best known for her role as Brigitta von Trapp in the film The Sound of Music (1965).
A super serum turns a little unhealthy guy into an overpowered super soldier, but it takes more than muscle to convince others he can do this all day. Oh, by the way, he also uncovers a conspiracy & witnesses the Avengers disassemble.