The actor has also responded so well to treatment that doctors have told him that he can act again,
"I'm cookin'. I'm a miracle, dude. I don't know why," the Sun quoted him as saying.
The Ghost star had undergone new Cyberknife radiotherapy since being diagnosed in January, and in March was pictured looking ill and smoking as he left hospital.
But it would seem that the strict healthy diet that his wife Lisa had kept him on has paid off.
Fewer than one in 20 people with pancreatic cancer survives for five years, but that can rise to a quarter if it is caught early.