There is no sex, or anything sexually suggestive.

Other than a man in the throes of hypothermia pulling off his shirt, there is no nudidity.

Two of the men get into a fight, with one stabbing the other to death. Another party member murders two Indian guides, intending to eat them.

There are scenes of flesh being cut from corpses, then cooked and eaten.

There is no strong language.

There are several scenes of men smoking pipes.

There are scenes of flesh being cut from corpses, then cooked and eaten.