Here are the highest:

* £250,000 - Laura Pearce - January 7, 2007 (Contestant's Box)
* £120,000 - Jennifer Miller - November 18, 2005 (Banker's Offer)
* £110,000 - Jonathan Bunney - January 31, 2007 (Banker's Offer)
* £107,031 - Claudine Whyte - December 17, 2006 (Banker's Offer)
* £101,000 - Graeme Garioch - May 4, 2007 (Banker's Offer)
* £100,000 - Gary 'Gaz' Hall - May 2, 2006 (Contestant's Box)
* £100,000 - Maria Valente - September 25, 2007 (Contestant's Box)
* £100,000 - Betty Hardwick - May 7, 2008 (Contestant's Box)
* £87,000 - Lance Warrington - August 30, 2006 (Banker's Offer)
* £85,000 - Rodney Lyons - June 11, 2007 (Banker's Offer)
* £76,000 - Chris Barraclough - October 31, 2007 (Contestant's Box and an additional £1,000 from Halloween Trick or Treat)
* £75,000 - Germaine Williams - March 7, 2006 (Banker's Offer)
* £75,000 - Kirsty Hardle - April 4, 2006 (Contestant's Box)
* £75,000 - Lynne Hackles - November 20, 2006 (Contestant's Box)
* £75,000 - Julie Worsley - January 24, 2007 (Contestant's Box)
* £75,000 - Doug May - March 15, 2007 (Banker's Offer)
* £75,000 - Maria Andreou - July 8, 2007 (Banker's Offer)
* £75,000 - Daniel Zappkitcher - August 28, 2007 (Banker's Offer)

Here are the lowest:

* Nick Bain - January 3, 2006
* Trevor Bruce - March 1, 2006
* Fadil Osman - April 14, 2006
* Dave Ellis - April 25, 2006
* Sally Kettle - July 14, 2006
* Connel Gibson - July 17, 2006
* Georgio Felicini - July 22, 2006
* Sharron Coates - August 31, 2006
* Tony Wynne-Jones - February 13, 2007
* Paul 'PJ' Johnson - May 13, 2007 (who won additional £15,000)
* Adam Field - June 15, 2007
* Katie Walsh - January 5, 2008
* Shaun Crane - January 24, 2008
* Simon Maughan - January 31, 2008
* Margaret Hall - March 3, 2008
* Matty Curcillo - March 24, 2008