Celtic Woman’s ‘The Greatest Journey Essential Collection.’ DVD was released in 2008 and features all the tracks most associated with Celtic Woman. This is a definitive collection of the best of Celtic Woman up to the time of release and includes ‘Harry’s Game’, ‘Danny Boy’ and many other favourites.
| Sound | Eoghan O'Neill | Musician |
| Sound | Ray Fean | Music Editor |
| Sound | David Downes | Music Director |
| Production | David Kavanagh | Executive Producer |
| Sound | John O'Brien | Musician |
| Production | Peter Brady | Executive Producer |
| Sound | Amy Rivard | Music Editor |
| Sound | Robbie Casserly | Musician |
| Sound | Des Moore | Musician |
| Production | Scott Porter | Producer |
| Sound | Nick Bailey | Musician |
| Sound | David Agnew | Musician |
