A Strange Harvest (1980)
Watchers 1: UFOs are Real, Burgeoning, and Not Going Away (2010)
Bird's Eye View (2020)
Dreamland (1996)
Testigo de Otro Mundo (2018)
Sirius (2013)
Calling All Earthlings (2018)
Watchers 3: Fingerprints of the Supernatural (2011)
Watchers 5: Let Me In (2012)
Watchers 7: Physical Evidence (2013)
Watchers 6: The Secret Cosmic War (2013)
Watchers 4: On the Edge (2012)
Watchers 2: Signs in the Heavens and the Earth (2011)
Shadows in the Desert: High Strangeness in the Borrego Triangle (2024)
Ancient Origins: Artifacts and Anomalies
Lights Over Tesco Car Park (2020)
Strange Harvests 1993 (1993)
Crop Circles: Quest for Truth (2002)
Učitelé z hvězd (2012)
Watchers 9: Days of Chaos (2015)