Related Clues:

• One on a quest
• Sheriff's helper
• Stand-in
• One with a quest
• Harry Potter's position in quidditch
• Barney Fife, e.g.
• One after another
• Hider's finder
• Player in a kids' game
• #2
• Pavement pounder, e.g.
• Subordinate peace officer
• Petitioner
• Diogenes, for one
• Explorer