Royal Robbins

Himself

Warren Harding

Self

John Bachar

Self (archive footage)

Ron Kauk

Self

Jim Bridwell

Himself

John Long

Himself

Yvon Chouinard

Himself

Lynn Hill

Herself

Dean Potter

Himself

Alex Honnold

Self

Peter Sarsgaard

Narrator (Voice)

Graham Hunt

Chongo Chuck

Self

Nick Rosen

Josh Lowell

Peter Mortimer