Possible Clues:

• Items used on stage
• Objects on a stage
• Supports theatre assistant
• Play things?
• People paid to secure parking for supporters
• Blades on a small 12-Down, for short
• The positions taken by rugby players and the odd person going to park beside school
• Yorick's skull in "Hamlet" and the dagger in "Macbeth," e.g
• Yorick's skull in 'Hamlet' and the dagger in 'Macbeth,' e.g
• Actors' accessories