The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Article management templates (3 members)
- Article stubs (0 members)
- Blog images (6 members)
- Blog posts (8 members)
- Book images (3 members)
- Browse (4 members)
- CC-BY files (1 member)
- Candidates for deletion (0 members)
- Cast (16 members)
- Cast images (14 members)
- Category templates (3 members)
- Character images (34 members)
- Characters (3 members)
- Citations needed (0 members)
- Community (4 members)
- Content (9 members)
- Copyright (1 member)
- DVD cover images (1 member)
- Disambiguations (0 members)
- Episode images (25 members)
- Episodes (95 members)
- Females (8 members)
- Forums (6 members)
- General wiki templates (24 members)
- Help (6 members)
- Help desk (2 members)
- Hidden categories (1 member)
- Image wiki templates (8 members)
- Images (11 members)
- Main Page (1 member)
- Males (11 members)
- Movies (2 members)
- Organisation (8 members)
- Pages with broken file links (1 member)
- Policy (3 members)
- Screenshots (9 members)
- Site administration (3 members)
- Site maintenance (4 members)
- Templates (10 members)
- User images (1 member)
- Utility templates (2 members)
- Videos (49 members)
- Watercooler (2 members)
- Wiki images (14 members)