Possible Clues:

• Writer held back by fat cat
• Tiger's successor, computerwise
• Cat
• Could be paroled though dangerous when free
• A number on parole misbehaved. May be caught and imprisoned
• The cat that does not change its spots
• How Edgar Allan might have come back in fat with spots
• Beastly killer paroled, being reformed
• Endangered cat
• At last your partner has spots - how beastly!