Yep. Donner set up the whole Zod & company stuff in the first one. His story was the whole Phantom Zone criminals conquer Earth while Supes is off living his human fantasy with Lois, and Lex Luthor conspires with Zod to eliminate Superman. Pretty much it's the details that were changed.

whomod said: I generally don't like it when people decide to play by the rules against people who don't play by the rules.
It tends to put you immediately at a disadvantage and IMO is a sign of true weakness.
This is true both in politics and on the internet."

Our Friendly Neighborhood Ray-man said: "no, the doctor's right. besides, he has seniority."