The family lives of those working on Australia's Snowy Mountains dam in the 1950s.

American Matt Quigley answers Australian land baron Elliott Marston's ad for a sharpshooter to kill the dingoes on his property. But when Quigley finds out that Marston's real target is the aborigines, Quigley hits the road. Now, even American expatriate Crazy Cora can't keep Quigley safe in his cat-and-mouse game with the homicidal Marston.

Sam Gavin decides to relocate his family from Houston, Texas to a sheep station in Australia to protect his eleven children from the "destructive influences" of modern American society. Because of business obligations, he fails to join them and, more or less, abandons his wife, Liz, to the hardships of her new surroundings. Mother and children are determined to make a go of it.