Related Clues:

• The last thing you do is get it cast
• The last thing you'll do is cast it
• One no longer is cast
• May be cast at last
• That's the last thing to do to make a shade of difference by the sound of it
• Be no more for casting
• How 24 down gets threaded
• May be cast irrevocably at last
• When repeated, cry to a vampire
• Hourglass, e.g
• Metal-shaping block
• Casting item
• Proctor's need
• Become extinct (with "out")
• One of two in Monopoly