Related Clues:

• Sudden, infectious fear
• Widespread fear
• Fearful confusion
• Move at speed
• Sudden feeling of terror
• Frantic fear
• Ladder - manage - sprint - flow
• Scarper
• Go swiftly — ladder
• Sudden alarm
• Contagious fear
• Cry just before disaster strikes
• Old spy org
• Enter the race
• "Walk, don't ___!"