Bishop of Narni, Italy. Known to have given away all his possessions and wealth to the poor. Made a yearly pilgrimage to Rome, Italy to celebrate Mass on the feast of Saint Peter and Paul as founders of the Church.
- Book of Saints, by the Monks of Ramsgate
- Catholic Online
- Our Sunday Visitor’s Encyclopedia of Saints
- Roman Martyrology
- Santi e Beati
- “Saint Cassius of Narni“. Saints.SQPN.com. 26 June 2013. Web. 18 April 2014. <>