Bill Chalker is one of Australia’s leading UFO researchers and the author of The OZ Files: The Australian UFO Story and Hair of the Alien: DNA and Other Forensic Evidence of Alien Abduction.

Bill's personal 'top ten' regional Australasian case list...

1. 31 August 1954 Sea Fury case, near Goulbourn, NSW, Australia (experienced naval pilot, radar visual confirmation, independent ground witnesses, apparent intelligent responses to witnesses’ thoughts about possible collision)

2. 23 July 1992 Peter Khoury “Hair of Alien” DNA case, Sydney, Australia (abduction-type encounter with female Nordic blonde yields anomalous hair sample that suggests “hybrid origin” and unusual genetic profiles)

3. 27 June 1959 Father Gill UFO entity sighting, Boianai, Papua New Guinea (credible multiple-witness sighting of animate entities on UFO with intelligent interactions)

4. 30 September 1980 George Blackwell’s UFO landing and physical trace case, Rosedale, Victoria, Australia (compelling array of physical evidence – ground trace, missing water, effects on witness, other witness)

5. 8 August 1993 Kelly Cahill’s abduction experience, Narre Warren North, Victoria, Australia (possible independent multiple-witness UFO encounter with abduction aspects and physical evidence)

6. 19 January 1966 George Pedley’s UFO nest encounter, Tully, Queensland, Australia (daylight close encounter with UFO take-off leaving physical evidence – “UFO nest”)

7. 14 April 1966 Ron Sullivan’s “bent headlight beam” experience, Burkes Flat, Victoria, Australia (striking UFO encounter, physical traces, bent light beams, possible related fatalities)

8. 6 April 1966 Westall school daylight UFO landing encounter, Westall, Victoria, Australia (multiple-witness daylight landing, physical traces, “cover-up” dimensions)

9. 1977–78 Gisborne UFO abduction milieu, Gisborne, New Zealand (complex and high strangeness UFO and abduction milieu – entities, multiple witnesses, multiple abductions)

10. May – August 1973 Tyringham Dundurrabin intense UFO flap area, New South Wales, Australia (long-term intense UFO flap, multiple witnesses, physical effects, paranormal aspects)