|Date of birth||18 August 1976|
|Place of birth||Drama, Greece|
|Height||1.92 m (6 ft 4 in)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 3 May 2009.
‡ National team caps and goals correct as of 15 June 2008
Antzas' career began in Pandramaikos F.C. in Gamma Ethnikiin 1993. In 1995 he signed with Skoda Xanthi at Super League. In 1998 he signed with Greek giant Olympiacos and until 2003 he played in 76 league games plus 20 international games ( 18 games in UEFA Champions League and 2 games in UEFA Europa League scoring one goal). In 2003 he left Olympiacos, for still an unexplained reason, while he was a key member of the Greece and had been qualified for the European Championship 2004 in Portugal. In 2003 was announced that stops the football for family reasons. He changed his mind and signed with Doxa Drama, on loan from Olympiakos, and consequently he lost his place in the Greece, and he regained it years after in 2007 when he returned to Olympiacos from Skoda Xanthi.
On June 15, 2008, one day after the defeat of Greece from Russia in the final tournament of Euro 2008, Antzas announced his retirement from international football. On 3 May 2009, he played his last career game.
- Superleague Greece (7): 1998–99, 1999–2000, 2000–01, 2001–02, 2002–03, 2007–08, 2008–09
- Greek Cup (3): 1998–99, 2007–08, 2008–09
- Greek Super Cup: 2007