This crossword No. 10464 clues and answers were published on Tue 18 Nov 2003 and the puzzle can be visited by following The Guardian Quick Crossword No. 10464 link.
All Across Clues and Answers:
1-across – State of uproar : MADHOUSE
5-across – Suspend : HANG
9-across – Clear : LUCID
10-across – Stupid : ASININE
11-across – Tactless deed : INDISCRETION
13-across – Pandemonium : MAYHEM
14-across – Speak indistinctly : MUMBLE
17-across – On which an earthquake is measured : RICHTERSCALE
20-across – Seedy : SQUALID
21-across – Thespian : ACTOR
22-across – Uppermost tip : APEX
23-across – Prepare for a stage production : REHEARSE
All Down Clues and Answers:
1-down – Naevus – burrowing mammal – spy : MOLE
2-down – Propriety : DECENCY
3-down – Belief, often erroneous, passed on by word of mouth : OLDWIVESTALE
4-down – Grab suddenly : SNATCH
6-down – A defence : ALIBI
7-down – Generate : GREENTEA
8-down – Never-never : HIREPURCHASE
12-down – Legendary food bringing immortality : AMBROSIA
15-down – Strengthen – long pillow : BOLSTER
16-down – Cooler : FRIDGE
18-down – Inclined channel for rubbish, laundry etc : CHUTE
19-down – Genuine : TRUE
This crossword has in total 24 where 12 are across and 12 are down.