The weight of water is a 2018 English-language Documentary Adventure film. The movie was Produced by J. Miles Dale. Erik is totally blind and is solo kayaking the length of the Grand Canyon. In Lava Falls, a large dangerous rapid, he discovers that despite what people might say, barriers can be real and they hurt . a lot. The weight of water stars Lonnie Bedwell, Steven Mace, Timmy O'neill, Rob Raker, Harlan Taney, Erik Weihenmayer and Sally Hawkins. The music was composed by Venice Golden Lion winner Alexandre Desplat. It was released on 16th February 2018. The motion picture made a box office gross of $0 million.