Director Kevin Macdonald's acclaimed, hugely powerful documentary recreating the terrifying struggle for survival faced by mountaineers Joe Simpson and Simon Yates, who braved the Peruvian Andes.

Oscar-winning director Kevin Macdonald (One Day in September, Touching the Void) discusses his new documentary, an archival, expansive, and revelatory inside look at the 18 months John Lennon and Yoko ...