The case remains one of the most bizarre unsolved missing persons cases on record.
Now a filmmaker is keen to solve the perplexing case through a new documentary.
Stacey Jenkins pointed to his goodbye note, two wills, and his “spaceship” as proof there’s more to this mystery.
She said: “He was a genius. But he started to imagine.
“He told his friends that aliens had spoken to him, and he started to fantasise about being taken by aliens.”
The documentary ... Read even more