The trouble with arriving late in the thread is I have to keep cross-checking what anyone else may have written already. Apologies for any duplication!

end of the world
second in line
first footing
Beethoven's Fifth
Last Post
final balance
end result
last orders
antepenultimate breath
(thanks for making me think of this, TEd, it comes from a song with wonderful lyrics: http://www.creekcats.com/pnprice/Madeira.html
bottom feeder
early bird
leading lady
journey's end
Central Station
Third Reich
The Fifth Element
last supper
cobbler's last
selfstarter

startling (yes, I know, it's awful, but real crossword compilers do that sort of thing! Let me have it, please!!!)
nanosecond
secondary

and last but not least...
(note that all the words end in 't' - ah, serendipity!!)

...'Twelfth Night' just about scrapes in as it has a subtitle, but what would the answer be to 'seventh heaven' or 'cloud nine'?