UnScramble this Word: i h t g g i r n?

Questions

Who played policewoman Jane Tennison in the T.V drama "Prime Suspect"?

Which city is built upon a group of islands?

In England and Wales, what is made up of twelve people?

How were, Bill Oddie, Graeme Garden and Tim Brooke-Taylor better known?

Which wooded area of Nottingham was originally a royal park where kings hunted deer?