Related Information for Post Mortem There are four bands with the name Post Mortem1. Was an anarchist punk band from England.2. Post Mortem (not confused with Post-Mortem and Postmortem) was thrash metal band formed on March 22, 1982, in the outskirts of Boston, Massachusetts. They merged some fast thrash metal parts with slowly doom fragments and near-death metal vocals. The definitive line-up was finally settled on in early 1985. This consisted of: John McCarthy (vocals), John Alexander (guitar), Mark Kelley (bass.. read more