Related Clues:

• 'West Wing' extra
• Fill-in worker, briefly
• Time's partner, in brief
• Office worker just for the day
• Make a prisoner of war
• Staff member
• ___-memoire (mnemonic device, e.g.)
• Interim worker
• Details handler
• Righthand person
• Personal assistant
• Work over Christmas vacation, perhaps
• Mayoral assistant, e.g.
• Paraprofessional, for one
• Worker for a while