This forum was set up by Karlin Lillilngton who lives in Dublin and who set up Irish Cavalier Rescue - hence the close connection with that rescue.
From the Cavalier Club site, these are the rescue contacts
Regional Cavalier Clubs Rescue and Welfare Service
Regional Cavalier Clubs Rescue and Welfare Service
United Kingdom
Reg Charity No: 1104112 Mrs J Pagan 01245 320488
Eastern Mrs Dawn Ashpole 01234 295532 Miss Leila Tarabad 01778 341528
Humberside Mrs Sue Paterson 01205 760655
Midlands Mrs A Stokes 01952 592422
North Mrs L Gillhespy 0191 3711523
Scotland (Co-ordinator & Central) Mr D Smith 01324 553331
Central Mrs L Gow 0131 3392503
Borders Mrs M McFarlane 01573 225802
East Mrs M Workman 0131 6639159
North Mrs L Tait 01224 780208
South West Mrs R Penrice 01776 830379
West Mrs C Johnstone 01294 607266
Southern Mrs J Forsyth 01798 812254
Wales Mr & Mrs S Harris 01633 680315
West of England Miss C G Greenall 01548 580369 Mrs T M Jackson 01934 824828
From
http://www.thecavalierclub.co.uk/start.html Cavalier Rescue
It's also worth trying independent rescues and the larger rescues such as Dog's Trust etc. Whereabouts in the country are you?
http://thelittledogrescue.proboards.com/index.cgi?board=ourdogs Sometimes have Cavaliers
depending on your circumstances, you may wish to consider a puppy farm rescue from someone like Many Tears - but do please read the thread on the breed rescue section about them
http://www.freewebs.com/manytearsrescue/dogslookingforhomes.htm
There is a BEAUTIFUL 10 year old Tricolour girlie on here
http://foa-rct.proboards.com/index.cgi?board=dogs&action=display&thread=8378&page=1