World Wide Web is constantly growing and probably this list is not complete but check out here if you need to watch again last Parma Calcio match you missed on TV. Not all of the website listed have all the matches but maybe at least one will contain the game you are looking for.
Best websites for full matches and highlights replay:
If you were too young on 12nd may 1993 for the Winners’ Cup final in Wembley, if in your country didn’t broadcast Champions League matches against Borussia Dortmund or you want to watch again and again Uefa cup Final against Marseille since your VHS is broken, now you can make up for all this.
Go on Footballia.net, subscribe (for free) and browse. You will find something like 492 Serie A matches, international and national teams games and a catalogue in constant improvement.
If you don’t remember so much the Domenico “Mimmo” Morfeo creativity or Tino Asprilla flips there is also a research field for players!
With a payment subscription there are some plus but the free one is enough to enjoy the catalogue. And if you have some matches to add surely they will be happy for that.