Ses travaux portent également sur la christologie des premiers siècles et sur le sens de l'expression «Fils de l'Homme» dans le Livre de Daniel comme dans les Évangiles.
(1979). Son of Man: The Interpretation and Influence of Daniel 7, London: SPCK. (ISBN9780281036974). OCLC 6338109.
(1991). From Jewish Prophet to Gentile God: The Origins and Development of New Testament Christology, Edward Cadbury lectures, 1985-86. Cambridge, England & Louisville, KY: T&T Clark & Westminster John Knox Press. (ISBN9780227679203). OCLC 24302203.
(2002). An Aramaic Approach to Q: Sources for the Gospels of Matthew and Luke, Society for New Testament Studies, Monograph Series. Vol. 122. Cambridge, UK & New York: Cambridge University Press. (ISBN9780511061158). OCLC 57146437.
(2007). The Solution to The "Son of Man" Problem, Library of New Testament Studies. Vol. 343. London & New York: T & T Clark. (ISBN9780567140494). OCLC 741690930.
(2010). Jesus of Nazareth: An Independent Historian's Account of His Life and Teaching, London & New York: T & T Clark. (ISBN9780567104083). OCLC 858048706.
(2014). Jesus: Evidence and Argument Or Mythicist Myths?, London: T & T Clark. (ISBN9780567447623). OCLC 858358284.
James G. Crossley, (ed.) (2008), Judaism, Jewish Identities, and the Gospel Tradition: Essays in Honour of Maurice Casey, London & Oakville, CT: Equinox Pub. (ISBN9781845532833). OCLC 136778670.