Achim Sperling’s review published on Letterboxd :
As Aron Ralston said himself "the movie is so factually accurate it is as close to a documentary as you can get and still be a drama."
I was totally blown away of the intenseness of the feelings I got while watching even though I knew the plot before. I'd experienced glimpses of those claustrophobic and lonesome feelings by myself when I was climbing. But just glimpses! James Franco did a fantastic job in telling me how it would feel being stuck, deserted and close to the edge to …, but conceive an opinion for yourself!