Former Scotland Rugby International John Beattie investigates the links between the sport and brain injuries. As the Rugby World Cup kicks off he hears worries that the elite game is putting players at risk. He travels to the United States to look at scientific evidence that a rugby career can damage the brain in the long term. And the top doctors in the game explain what the sport is doing to tackle the problem.
| Name | Type | Role | |
|---|---|---|---|
| John Beattie | Guest Star |