Possible Clues:

• Retards development of daring manoeuvres
• Impedes
• Yakima Canutt's bailiwick
• Daring performances wow banks of theatregoers
• Prevents further development of hair-raising exploits
• Publicity ploys
• Car crashes and plane jumps, e.g.
• Impedes risky undertakings
• Makes little of daring manoeuvres
• Get cramps in publicity events maybe