Jernau Gurgeh, Daneel Olivaw and Giskard Reventlov, Konstantin Levin, Pierre Bezukhov, some weird combination of Marianne and Connell, Holden Caulfield.
The documentary "Bitter Lake", which you can find on YouTube, maybe? I haven't seen it in a long time myself so I apologise if it's not quite what you're looking for.