Reading clockwise around the perimeter are six theme words, in random order, one of which starts in square 38. The other two theme words are the unclued lights, one of which can be preceded by one normal solution which solvers should highlight.

Across

11 Limerick perhaps, shortened to make an impression (5)

12 Go to the front outside of Leatherhead (4)

13 Hurried, getting caught by Henry’s farm (5)

14 European gentleman concealed gaol-break (7)

15 With due respect to gun-dog – here’s the leader (4,6)

17 Kid is tense.