For background on five primary character archetypes (Protagonist, Nemesis, Attractor, Mentor, Trickster) you can go here to an early post I put together on the subject.
For a synopsis of Wall Street’s plot, you can go here.
Here is a list of the major characters in the movie:
Bud Fox (Charlie Sheen)
Gordon Gekko (Michael Douglas)
Carl Fox (Martin Sheen)
Darien Taylor (Daryl Hannah)
Sir Lawrence Wildman (Terence Stamp)
How would you look at these characters in terms of the five primary character archetypes: Protagonist, Nemesis, Attractor, Mentor, Trickster.
For an interesting analysis of economics as portrayed in the movie, go here.