Extraterrestrial Contact: Evidence and Implications, Crossing Point, 1999

Dark Object: The World’s Only Government-Documented UFO Crash (with Chris Styles), Dell, 2001

Dark Object: The World’s Only Government-Documented UFO Crash (with Don Ledger), Dell, 2001

Director of “The Day Before Disclosure” a film by New Paradigm Films, 2010

Communion: A True Story, William Morrow, 1988

Confirmation: The Hard Evidence Of Aliens Among Us, St. Martin’s Press, 1998

Connecting the Dots… Making Sense of the UFO Phenomenon, Wild Flower Press, 2003

Connections: Solving Our Alien Abduction Mystery (with Anna Jamerson), Wild Flower Press, 1996

Contact of the 5th Kind: The Silent Invasion Has Begun

Contact of the 5th Kind: The Silent Invasion Has Begun (with Marianne Horrigan), Llewellyn, 1997