[1] Before the UEFA Cup game against Grazer AK, an injury seemed to put an early end to his career.
Michalopoulos managed to help his team some more years, but he only played 48 games in five seasons until 1979, when he officially retired.
Michalopoulos had 135 Alpha Ethniki appearances with Panachaiki and scored 30 goals.
After the end of his professional career, Michalopoulos coached the Panachaiki senior team in the late 90s as well as at the beginning of the 1996–97 season.
He had sat on the bench of many other teams, such as, Panserraikos, Thyella Patras, Skoda Xanthi, AEL, Levadiakos, PAS Giannina, Proodeftiki, Apollon Athens, Greece U21, Panionios and Kalamata.