Angelopoulos played with the junior teams of Galatsi from 1995 to 2001, before joining moving to
Ilysiakos, where he made his pro debut in 2002 in the
Greek 2nd Division. During his professional career, Angelopoulos has played with the following clubs:
Ilysiakos,
Panionios,
Aigaleo,
Kavala,
Rethymno,
Koroivos Amaliadas, and
Faros Keratsiniou. During the 2022-2023
Greek Basket League season with
Ionikos, in 5 games, he averaged 1.6 points in 11 minutes per contest. ==National team career==