[5] After a domestic dispute and an affair on Moynihan's part, he left for Australia where he intended working on his uncle's sheep farm.
In Tokyo in 1960 he challenged Al Ricketts, an American journalist, to a duel after he criticised Shirin's dancing.
[10] In the Philippines, he operated a brothel and was linked to the drug trade, but had some level of protection due to his close ties with President Ferdinand Marcos.
[2] In 1980 he was named by the Woodward Royal Commission in Australia as an associate of a prominent Australian drug trafficking group operating between Manila and Sydney.
[4][11] During the late 1980s Moynihan worked as an informant for the United States Drug Enforcement Administration, for which he was given immunity from prosecution.
[4] Moynihan was married four times (his putative fifth marriage was bigamous and thus void ab initio) and had five children.
They were divorced in 1967, having had one daughter: Thirdly, he married Luthgarda Maria Beltran del Rosa Fernandez in May 1968.
In 1997 the House of Lords declared that the 3rd Baron's half-brother Colin was the rightful heir to the barony and baronetcy, finding against two other claimants.