Origins Unknown: The Alien Presence on Earth
2021
Alien Gods
2019
Ancient Aliens and the New World Order
2014
Swissmade
1969
Shag Harbour UFO Incident
2000
Watchers 8: Cloak of Secrecy
2014
Watchers 2: Signs in the Heavens and the Earth
2011
Visitors at the Door
2018
Ancient Alien Origins
2017
Lights Over Tesco Car Park
2020
Aliens Uncovered: The Lost Race
2023
Ancient Astronauts
2006
Hidden Legend of the Lost Temple
—
A Collection of Images From My Last Year of Naivety
2024
Aliens Uncovered: Borrowed Time
2023
Aliens Uncovered: The Thunder Gods
2024
Watchers 1: UFOs are Real, Burgeoning, and Not Going Away
2010
Confirmation: The Hard Evidence of Aliens Among Us?
1999
Contact Has Begun: A True Story With James Gilliland
2008
H.R. Giger's Art in Motion
2010