Survivor, Part 1

Alone in the wilderness after an air crash - could you survive? In the first of two programmes Peter Duncan joins expert Lofty Wiseman, who says that with proper training and the will to continue, any fit person can survive. But solitude and lack of proper food make seven days seem like eternity to Peter as he learns that bull rushes are as nourishing as asparagus, and all you need to cross water safely is a plastic sack.