After a period in New York, he taught film studies in the School of Art History at Leicester Polytechnic and wrote for various cinema journals.
In 1985, he took up a post as a visiting fellow at Griffith University in Queensland, Australia, where he was also filmmaker in residence at the Adelaide Film Workshop.
Eaton was to return to the theme of religious cults in his first play for the main stage at Nottingham Playhouse, Angels Rave On (1998).
In recent years, he has increasingly turned his attention to radio and stage work, including another play about a serial killer, the notorious Charlie Peace.
Charlie Peace: His Amazing Life and Astounding Legend premiered at Nottingham Playhouse in 2013 and transferred to the Belgrade Theatre, Coventry.