Every club has made mistakes in the transfer market. It is inevitable that some moves, for whatever reason, just don’t work out.

Some mistakes are, however, more costly than others and today we are looking at the players who have led to a Premier League team making the biggest loss.

The five signings we have mentioned on this list all left on free transfers or for very low fees, despite being heralded as key additions when they first joined.

Press the next page as we name the five most expensive mistakes clubs have made in Premier League history.