Possible Clues:

• Cad
• Villain is skipper?
• Jumpy cad?
• How one upstart will start up
• He's sure to get 'er with the spring
• The skipper - a despicable man
• Untrustworthy type (once)
• The knave restrained by the monarch
• A cad - or a kind of jumper
• A hop-along cad?