Players and squad numbers last updated on 1 September 1964. Note: Flags indicate national team as has been defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality.
At the end of the 1963–64 season, USM Alger takes part in a friendly tournament organized by the LOFA at the Oran municipal stadium at the end of June 1964. In addition to the USMA, the clubs invited to this event are the FC Mellila, Raja Casablanca and a mixed team made up of players from the two local clubs, ASM Oran and MC Oran. The Algerians win the tournament by first beating FC Mellila 5–0 in the semi-final, then Raja Casablanca 2–1 in the final.