 He attended a trial with NSW Premier League side Sydney Olympic, but later returned to Britain to sign for Altrincham on a short term contract, stating that ""It was hard at Northwich last season with the club's difficulties but I am pleased to join Altrincham"".In September 2009, Crowell joined A-League team Central Coast Mariners on a one-year deal until the end of the 2009–10 season.He made 13 appearances for the club before returning to England.