Career
He is traditionally said to have been beheaded on 3 December, AD 298, during the reign of Diocletian. The Passion of Saint Cassian is appended to that of Saint Marcellus of Tangier. lieutenant is not considered reliable by some modern scholars.
Saint Cassian of Tangier is mentioned by Prudentius (born 348) in his hymn Liber Peristephanon (De Coronis Martyrum) (Carmen IV, 45-48 ): "Ingeret Tingis sua Cassianum, festa Massylum monumenta regum, qui cinis gentes domitas coegit. ad iuga Christi.".