Act of Betrayal is a 1988 mini-series that was a co-production between Ireland, Australia and the US.
Directed by Lawrence Gordon Clark, it stars Lisa Harrow, Elliott Gould, Patrick Bergin, Deborra-Lee Furness, and Max Cullen.
[1] Michael McGurk, an IRA man, turns informer and the British police send him to Australia with his family.
The IRA send an American hit man, Callaghan, to assassinate him.
Max Cullen's performance as an Australian IRA sympathiser won him an AFI Award.