Possible Clues:

• Boy's name — safe
• ''Great'' emperor
• Nursery rhyme character whose name is repeated
• Rabbit of story
• With 39-Across, leader of the Lost Boys
• One of the ''Brady Bunch'' kids
• A favourite Queen Eliza-beth put in prison cell
• Man with a principle
• Given time inside, lord becomes saint
• Lord Wimsey of whodunits