Possible Clues:

• Rotter's evil urge
• Scoundrel's naughty urge
• Local scoundrel is full of mischief, for example, on Top Gear
• Rotter that was played down by cartoon curate?
• Unpleasant character wished to go by horse
• Rotten type given breakfast for soldiers?
• What's wrong, for example, with Top Gear? Produced by scoundrel!
• Scoundrel in a dozen? (2 words)
• Criminal has satchel stuffed with diamonds for example
• Nasty person curate had to endure? Not entirely