Galakteros played professionally in the Greek Basket League as well as international tournaments.
Galakteros began his basketball career with Amyntas, and later on, he played with AEK.
Galakteros was a member of the Greece men's national basketball team.
From his first marriage to Teta Leontaridou, he has a son named Pavlos Galakteros (born 1997).
In October 2008, Galakteros began dating journalist Nancy Zabetoglu.