I am quite new to the Listener but thanks to all the useful hints above I've finished this apart from top left. I found the sidekick quite quickly, then the sobriquet on the rhs, also the three word phrase and eventually the top line but am really stuck on the shape clues starting:
Intrigued, outside type, on the radio, modern-day and take a wide pasture.
Any help gratefully received! Rather appropriately I'm in Spain at the moment and not sure I want to fork out 4€ for another one like this!