After a few years trying to earn money to marry Jessica Harrison, Jim Craig returns to Snowy River. But he finds that a lot of things have changed.

A second generation cameraman in Australia finds evidence that his father had filmed a nuclear test that allowed aboriginies to be exposed to and killed by radiation. He begins a…

Air force Lieutenant Harris starts for a flight to Boa Boa, on board Reverend Mitchell with a box containing a part of a top-secret extraterrestrial key. They get lost in…