• 1970 - Ditmar Award Best Australian Science Fiction for Dancing Gerontius
• 1972 - Ditmar Award Best Australian Fiction for Fallen Spaceman
• 1978 - Alan Marshall Short Story Award for Displaced Person
• 1980 - Winner of the Australian Children's Book of the Year Award for Displaced person
• 2006 - Australian Science Fiction Foundation, Chandler Award in gratitude for his life's work.

Novels

• The Fallen Spaceman (Cassell Australia, 1973, republished in 1979 by Harper & Row)
• A World of shadows (Hale, 1975)
• The Frozen Sky (Cassell Australia, 1975)
• Return to Tomorrow (Cassell Australia, 1976)
• The Weeping Sky (Cassell Australia, 1977)
• Displaced Person (Hyland House, 1979)
• The Legend of New Earth (Australian Broadcasting Commission, c1979)
• Misplaced persons (Harper & Row, c1979)
• The Web of Time (Cassell Australia, 1980)
• Waiting for the End of the World (Hyland House, 1983)
• Children of Atlantis (Methuen Australia, 1983)
• Heartsease (HarperCollins, 1997)

Short Stories

• "Dancing Gerontius" in the collection: The Second Pacific Book of Science Fiction edited by John Baxter (Angus and Robertson, 1971)

Edited

• Beyond Tomorrow : an anthology of modern science fiction (Wren, 1975)
• The Altered I : an encounter with science fiction / by Ursula K. Le Guin and others (Norstrilia Press, 1976)
• Rooms of Paradise (Quartet Books, 1978)