Location manager

Series 1

 * Clive Evans
 * Lowri Thomas
 * Llyr Morus
 * Gareth Lloyd

Series 2

 * Lowri Thomas
 * Gareth Skelding
 * Gareth Lloyd

Series 3

 * Patrick Schweitzer
 * Gareth Skelding
 * Lowri Thomas
 * Antonia Grant

Series 4

 * Gareth Skelding
 * Jonathan Allott
 * Emma Woodcock

2009 specials

 * Gareth Skelding

Series 5

 * Gareth Skelding
 * Paul Davies
 * Christian Reynish