Scrum-half Williams, hooker Sherry and back-rower O’Callaghan were each homegrown talents who served Munster for their entire playing careers

When Mike Sherry won a cap on the tour of the United States and Canada in 2013, it looked a near certainty that he would soon challenge for a regular place in the middle of the Ireland front row.

Twenty-one months out of rugby was a long, lonely time for Mike Sherry.