 Like his father before him, Cade left his young family to fight for Australia in the Armed Forces in World War II.Cade was appointed captain, Australian Army Medical Corps, A.I.F., on 1 July 1940 and posted to the 2nd/9th Field Ambulance.Although trained as a psychiatrist, Dr. Cade served as a surgeon and departed for Singapore in 1941 on RMS Queen Mary.