Cruz played in two FIBA World Tournaments, 1986 in Spain and 1990 in Argentina. In 1990, in Buenos Aires, he helped Puerto Rico earn a Fourth Place at the 1990 FIBA World Championship. On its way to a 7–0 record his team defeated World Powers Yugoslavia, Team USA, and Australia, only to lose its last two games in the medal round to the Soviet Union and Team USA. That was his final participation in International Competition.