| Regimental number | 754 |
| Date of birth | |
| Place of birth | Whixley, England |
| School | Yorkshire, England |
| Religion | Church of England |
| Occupation | Farmer |
| Address | Pyap West PO, Pyap West, South Australia |
| Marital status | Single |
| Age at embarkation | 24.4 |
| Height | 6' 2.5" |
| Weight | 158 lbs |
| Next of kin | Father, J J Cass, Pyap West PO, Pyap West, South Australia |
| Previous military service | Nil (previously rejected on account of pes cavus [high arch]) |
| Enlistment date | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Private |
| Unit name | Machine Gun Company 8, Reinforcement 14 |
| AWM Embarkation Roll number | 24/13/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A71 Nestor on |
| Unit from Nominal Roll | 1st Machine Gun Battalion |
| Other details from Roll of Honour Circular | Emigrated to Australia from Whixley, Yorkshire, England. Arrived on 9 June 1914. Due to wounds received whilst on active service he carried shot gun pellets in his left arm for the remainder of his life |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Western Front Commenced return to Australia, 3 March 1919; discharged (medically unfit), Adelaide, 15 May 1919. Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 81 |
| Place of burial | Loxton Cemetery, South Australia |
| Sources | NAA: B2455, CASS John |