Follow our documentary reporting team as they take a look at the lives of these characters. These are people who are willing to go to great lengths all for the passion and commitment of their interests, however unusual they may be. Definition - Anorak: 'A person obsessive in a subject or hobby becoming largely their livelihood'

• Charlie Hammond
• Mark McLaughlin
• Robin Ward
• Jen Martindale
• Terry Dalloway
• Martin Wenner