Ten Who Dared is a 1960 film produced by Walt Disney Productions and released by Buena Vista Distribution in 1960. It tells the story of United States Army officer John Wesley Powell, who was the first to travel down the Colorado River, and the dangers that he and nine other men had to face while making a map of the region during their 1869 expedition. Hired by Walt Disney Studios in 1959 as a technical adviser, Otis R.