The movie takes place in the late 1970s during the ABSCAM scandal, the FBI sting operation that took down some politicians.
"She's a survivor, you know?," said Adams, "I don't know that I'd want to be her best friend but, boy, was she fun to play!"
"There isn't a specific antagonist, protagonist, it's just a big group. It's a community of people telling a story," said Adams.
Among them is Christian Bale, Jennifer Lawrence and Bradley Cooper.
"And the characters are larger than life but sort of, the bigger message becomes a subtle discovery throughout the film, it's a beautiful thing," said Adams.
And something you'll see Amy and Bradley do together in the film - a little disco number!
"It turns out Bradley and I really both like dancing and we had to dance, and David saw this dance and went, hmmm, I think I know what scene to write in to the movie," said Adams.
"American Hustle" was released in theaters on Friday.