Possible Clues:

• One gets the devil of a sunburn in this (sic)
• A saint, out and about like his adversary
• Editor's so consumed by article about Dickens
• Unholy acts in a bizarre order
• It's the very devil to be seated with the start of 12 across
• Fiendishly wicked
• Being wicked, did not stand heartless antic
• Devil a saint gets crooked before getting to the century
• Fiendish
• Mills from Blake - like hell!