Our supporters are simply the best We exist to raise money for The Royal Marsden but we can't do this without you, our supporters. How you help Find an event Search our events for a run, trek, cycle, abseil, skydive, swim, triathlon, obstacle challenge and more... Donate When you give to The Royal Marsden Cancer Charity you are making a positive difference to the lives of people with cancer. The difference you make The work we fund is revolutionising cancer treatment here in the UK and globally, but we couldn’t do it without your support. Find out how you help. Other ways to support us Sponsor a day that’s special to you There are many reasons why a particular date might be important to you, so why not sponsor the day with The Royal Marsden Cancer Charity. About us The Royal Marsden Cancer Charity raises money to support The Royal Marsden, a world-leading cancer centre. The Marsden March The Marsden March is a 14 mile and 5 mile charity walk between The Royal Marsden hospitals in Chelsea and Sutton.