[3] After playing for Tatabányai for a few seasons until the 1979–80 Nemzeti Bajnokság I, Gálhidi would spend the next seven years of his career playing for Csepel and alongside József Elekes and László Lazsányi, would be central players in increasing the club's performance by 82% according to statistics of the time due to the club winning by a previously unseen margin in the 1979–80 Nemzeti Bajnokság II.

[6] Gálhidi would represent his home country of Hungary during the 1984 Summer Olympics qualifiers where he would play in four matches against Bulgaria, Greece and the Soviet Union.

[8] He would spend the final years of the 20th century playing for Budapest Honvéd from the remainder of 1998 to the first half of 1999[6][9] to then coach Kuwaiti club Al-Nasr from 1999 to 2001.

[14] For the rest of the 2004–05 Nemzeti Bajnokság I, he took over the professional management of Diósgyőri and finished ninth with the team by the end of the season.

[14] During his coaching of Szeged 2011 for the 2012–13 Nemzeti Bajnokság II, the club would enjoy inicial success through Gálhidi's focus on discipline and integrity.

[26] However, in the autumn of 2019, this initial performance could not be carried forward, after the 18th match of the 2019–20 Nemzeti Bajnokság II, he was fired from the head of the team that was modest in 15th place at the time of his dismissal.

[27] Gálhidi would temporarily be without work due to lockdown restrictions of the COVID-19 pandemic until he was contracted to return to coach Nyíregyháza Spartacus following the poor results of Roland Lengyel.

[28] Despite the team initially having a strong start at the beginning of the 2020–21 Nemzeti Bajnokság II, the club would lose momentum by the end, finishing 7th in the final results.