Filastri (330 - 387 hivi) anakumbukwa kama askofu wa 6 wa Brescia (Italia Kaskazini). Asili yake haijulikani: zinatajwa Italia, Hispania na Misri. Alitunga kitabu kilichoorodhesha aina 156 za uzushi (Diversarum Hereseon Liber; kifupi: De Haeresibus) kutokana na safari zake nyingi za kimisionari alipopigwa mijeledi pia. Alisifiwa na mwandamizi wake Gaudioso wa Brescia katika hotuba ya kila mwaka; imetufikia moja, iliyo chanzo kikuu cha taarifa juu yake. Tangu kale anaheshimiwa na Wakatoliki na Waorthodoksi kama mtakatifu. Sikukuu yake huadhimishwa tarehe 18 Julai. Watakatifu wa Agano la Kale Orodha ya Watakatifu Wakristo Orodha ya Watakatifu wa Afrika Orodha ya Watakatifu Wafransisko http://www.santiebeati.it/dettaglio/91714 Oratio B. Gaudentii de Vita et Obitu B. Filastrii episcopi prædecessoris sui Martyrologium Romanum http://www.boston-catholic-journal.com/roman-martrylogy-in-english/roman-martyrology-july-in-english.htm#July_18th The first edition of the "Catalogue" was published by Johannes Sichardt (Sichardus): Antidotum contra diversas omnium fere seculorum haereses..., Basle (1528) F. Marx, Philastrius (Vienna, 1898) in the Corp. Script. Eccl. Lat.