Spasić was born in Kragujevac, PR Serbia, Yugoslavia.
[2] During his four-year spell in La Liga, Spasić amassed totals of 110 games and three goals, being relegated with Osasuna at the end of the 1993–94 season.
On 19 January 1991, whilst at the service of Real Madrid, he scored an own goal in a 1–2 away loss against FC Barcelona,[3] and was widely regarded as one of the club's worst signings.
[4] Spasić was capped 31 times for the Yugoslavia national team and scored one goal, appearing for the quarter-finalists at the 1990 FIFA World Cup (five complete matches).
[5] His debut arrived on 24 August 1988, when he played the full 90 minutes in a 2–0 friendly win in Switzerland.