Iwan Thomas

Presenter and former 400m Olympic athlete, running for Macmillan Cancer Support

Lee Latchford Evans

Member of Steps, personal trainer and owner of famouslyfit.com, running for Diabetes UK

Richard Harrington

Lark Rise to Candleford, Bleak House, Midsomer Murders, Silent Witness, running for Leukaemia & Lymphoma Research

Russ Morris

Free Radio presenter

George Rainsford

Call the Midwife, Law & Order: UK, Waking the Dead, running for Leukaemia & Lymphoma Research