BBC Two Horizon went behind the scenes to tell the story of "one of the most expensive and ambitious projects NHS England has ever undertaken"
Developing two high energy proton beam therapy centres here at The Christie and UCLH - University College London Hospital NHS Foundation Trust
The hour-long documentary was filmed over the course of three years and the team was given exclusive access at The Christie as we geared up to treat patients - eventually following one of our patients through their program of treatment