Director Jean-Marc Vallée would not let Reese Witherspoon read the instruction manual to the tent, nor the stove. All of the frustration shown on-screen was genuine.
During a talk at Concordia University, Cheryl Strayed stated that although the film is very accurate, the sex scene in the alley never occurred (although she admits to being quite promiscuous during this period in her life).
Shot almost completely with natural light.
Jean-Marc Vallée covered all of the mirrors so Reese Witherspoon could not see herself during the shoot.
Cheryl Strayed: As the woman who drops off Cheryl at the beginning of the film and wishes her good luck.
Art Alexakis: Lead singer of rock band Everclear was chosen for the role of the tattoo artist by his friend Brian Lindstrom, husband of Cheryl Strayed.