High Quality Content by WIKIPEDIA articles! Patrick Stanley Vaughan Heenan (29 July 1910 – 13 February 1942) was a Captain in the British Indian Army who was convicted of treason, after spying for Japan during the Malayan campaign of World War II. Heenan was reportedly killed during the Battle of Singapore. According to Heenan`s biographer, Peter Elphick, these events were suppressed by British Commonwealth military censors.